{"id":9135,"date":"2022-03-01T01:34:52","date_gmt":"2022-03-01T01:34:52","guid":{"rendered":"https:\/\/www.cybermedian.com\/tw\/?p=9135"},"modified":"2026-04-20T09:11:50","modified_gmt":"2026-04-20T09:11:50","slug":"%e6%95%b8%e6%93%9a%e6%b5%81%e7%a8%8b%e5%9c%96-%e7%b6%9c%e5%90%88%e6%95%99%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/","title":{"rendered":"\u6578\u64da\u6d41\u7a0b\u5716\u2014\u2014\u7d9c\u5408\u6559\u7a0b"},"content":{"rendered":"<div class=\"entry-content clearfix\">\n<div class=\"lwptoc lwptoc-right lwptoc-light lwptoc-notInherit\" data-smooth-scroll=\"1\" data-smooth-scroll-offset=\"24\" data-lwptoc-initialized=\"1\">\n<div class=\"lwptoc_i\">\n<div class=\"lwptoc_items lwptoc_items-visible\">\n<div class=\"lwptoc_itemWrap\">\n<div class=\"lwptoc_item\">\n<h3><span id=\"What_is_a_Data_Flow_Diagram\"><span class=\"goog-text-highlight\">\u4ec0\u9ebc\u662f\u6578\u64da\u6d41\u7a0b\u5716\uff1f<\/span><\/span><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><a href=\"https:\/\/www.visual-paradigm.com\/tutorials\/data-flow-diagram-dfd.jsp\">\u6578\u64da\u6d41\u5716<\/a>\u662f\u4fe1\u606f\u7cfb\u7d71\u4e2d\u6578\u64da\u6d41\u7684\u5716\u5f62\u8868\u793a\u3002\u5b83\u53ef\u4ee5\u63cf\u8ff0\u50b3\u5165\u7684\u6578\u64da\u6d41\u3001\u50b3\u51fa\u7684\u6578\u64da\u6d41\u548c\u5b58\u5132\u7684\u6578\u64da\u3002DFD \u6c92\u6709\u63d0\u53ca\u6578\u64da\u5982\u4f55\u6d41\u7d93\u7cfb\u7d71\u3002<\/p>\n<p><a href=\"https:\/\/www.visual-paradigm.com\/guide\/data-flow-diagram\/what-is-data-flow-diagram\/\">DFD \u6280\u8853<\/a>\u5c07\u9ad8\u7d1a\u6578\u64da\u6d41\u5716\u5206\u89e3\u70ba\u4e00\u7d44\u66f4\u8a73\u7d30\u7684\u5716\u8868\uff0c\u63d0\u4f9b\u6574\u500b\u7cfb\u7d71\u7684\u6574\u9ad4\u8996\u5716\uff0c\u4ee5\u53ca\u66f4\u8a73\u7d30\u7684\u5206\u89e3\u3002\u63d0\u4f9b\u6574\u500b\u7cfb\u7d71\u7684\u6574\u9ad4\u8996\u5716\uff0c\u4ee5\u53ca\u66f4\u8a73\u7d30\u7684\u5206\u89e3\uff0c\u4e26\u5728\u9069\u7576\u7684\u60c5\u6cc1\u4e0b\uff0c\u66f4\u8a73\u7d30\u7684\u5206\u89e3\u548c\u63cf\u8ff0\u5404\u500b\u6d3b\u52d5\uff0c\u4ee5\u4fc3\u9032\u6f84\u6e05\u548c\u7406\u89e3\u3002<\/p>\n<p>\u7d50\u679c\uff0c\u7cfb\u7d71\u7684\u7bc4\u570d\u548c\u908a\u754c\u5728\u5716\u4e2d\u6e05\u695a\u5730\u8868\u660e\u4e86\u3002\u4e00\u500b\u5b8c\u5584\u7684 DFD \u7684\u6700\u7d42\u7d50\u679c\u662f\u4e00\u500b\u201c\u5927\u5716\u201d\uff0c\u5b83\u986f\u793a\u4e86\u6bcf\u500b\u7d1a\u5225\u6b63\u5728\u767c\u751f\u7684\u4e8b\u60c5\u3002<\/p>\n<h3><span id=\"Why_DFD\">\u70ba\u4ec0\u9ebc\u9078\u64c7 DFD\uff1f<\/span><\/h3>\n<p><a href=\"https:\/\/en.wikipedia.org\/wiki\/Data-flow_diagram\">\u6578\u64da\u6d41\u5716<\/a>\u63d0\u4f9b\u4e86\u7cfb\u7d71\u7684\u5716\u5f62\u8868\u793a\uff0c\u65e8\u5728\u8b93<br \/>\n\u8a08\u7b97\u6a5f\u5c08\u5bb6\u548c\u975e\u5c08\u5bb6\u7528\u6236\u90fd\u53ef\u4ee5\u8a2a\u554f\u3002\u5b83\u662f\u4e00\u7a2e\u975e\u5e38\u5bb9\u6613\u7406\u89e3\u7684\u5716\u5f62\u8868\u793a\uff0c\u56e0\u70ba\u5b83\u6709\u52a9\u65bc\u53ef\u8996\u5316\u5167\u5bb9\u3002<\/p>\n<p>\u9019\u4e9b\u6a21\u578b\u4f7f\u8edf\u4ef6\u5de5\u7a0b\u5e2b\u3001\u5ba2\u6236\u548c\u7528\u6236\u80fd\u5920\u5728\u9700\u6c42\u5206\u6790\u548c\u898f\u7bc4\u671f\u9593\u6709\u6548\u5730\u5408\u4f5c\u3002<\/p>\n<p>\u96d6\u7136\u9019\u610f\u5473\u8457\u6211\u5011\u7684\u5ba2\u6236\u9700\u8981\u4e86\u89e3\u5efa\u6a21\u6280\u8853\u548c\u69cb\u9020\uff0c\u4f46\u5728\u6578\u64da\u6d41\u5efa\u6a21\u4e2d\u53ea\u4f7f\u7528\u4e86\u6709\u9650\u7684\u69cb\u9020\u96c6\uff0c\u4e26\u4e14\u61c9\u7528\u7684\u898f\u5247\u8a2d\u8a08\u5f97\u7c21\u55ae\u6613\u61c2\u3002<\/p>\n<p>\u4ee5\u4e0b\u662fDFD\u6280\u8853\u7684\u597d\u8655\uff1a<\/p>\n<ul>\n<li>\u9019\u662f\u4e00\u7a2e\u7c21\u55ae\u6613\u61c2\u7684\u5716\u5f62\u6280\u8853\u3002<\/li>\n<li>\u6280\u8853\u548c\u975e\u6280\u8853\u53d7\u773e\u66f4\u5bb9\u6613\u7406\u89e3\u5b83\u3002<\/li>\n<li>\u5b83\u6709\u52a9\u65bc\u63cf\u8ff0\u7cfb\u7d71\u7684\u908a\u754c\u3002<\/li>\n<li>\u5b83\u6709\u52a9\u65bc\u5c07\u73fe\u6709\u7cfb\u7d71\u77e5\u8b58\u50b3\u9054\u7d66\u6700\u7d42\u7528\u6236\u3002<\/li>\n<li>\u5b83\u63d0\u4f9b\u4e86\u7cfb\u7d71\u7d44\u4ef6\u7684\u8a73\u7d30\u8868\u793a\u3002<\/li>\n<li>\u5b83\u7528\u4f5c\u7cfb\u7d71\u6587\u6a94\u7684\u4e00\u90e8\u5206\u3002<\/li>\n<\/ul>\n<h3><span id=\"DFD_vs_Flowchart\">DFD \u8207\u6d41\u7a0b\u5716<\/span><\/h3>\n<p><a href=\"https:\/\/www.visual-paradigm.com\/tutorials\/flowchart-tutorial\/\">DFD \u548c\u6d41\u7a0b\u5716<\/a>\u4e4b\u9593\u5b58\u5728\u986f\u8457\u5dee\u7570\u3002\u57fa\u672c\u4e0a\uff0cDFD \u986f\u793a\u6578\u64da\u6d41\uff1b\u6d41\u7a0b\u5716\u986f\u793a\u63a7\u5236\u6d41\u7a0b\u3002<\/p>\n<ul>\n<li>\u6d41\u7a0b\u5716\u63cf\u8ff0\u4e86\u7a0b\u5e8f\u6a21\u584a\u4e2d\u7684\u63a7\u5236\u6d41\u7a0b\uff0c\u4e26\u6709\u52a9\u65bc\u8aaa\u660e\u89e3\u6c7a\u554f\u984c\u7684\u6b65\u9a5f\u3002<\/li>\n<li>DFD \u8aaa\u660e\u4e86\u8f38\u5165\u3001\u8f38\u51fa\u3001\u6578\u64da\u5c07\u5982\u4f55\u6d41\u7d93\u7cfb\u7d71\u4ee5\u53ca\u6578\u64da\u5c07\u5b58\u5132\u5728\u4f55\u8655\u3002\u5b83\u4e0d\u5305\u542b\u4efb\u4f55\u63a7\u88fd\u6216\u5206\u652f\u5143\u7d20\u3002<\/li>\n<\/ul>\n<h3><span id=\"Elements_of_DFD\">DFD \u7684\u8981\u7d20<\/span><\/h3>\n<ul>\n<li><strong>\u5be6\u9ad4<\/strong>\u2014\u2014\u5be6\u9ad4\u662f\u4fe1\u606f\u6578\u64da\u7684\u4f86\u6e90\u548c\u76ee\u7684\u5730\u3002\u5be6\u9ad4\u7531<br \/>\n\u77e9\u5f62\u8868\u793a\u4e26\u6709\u81ea\u5df1\u7684\u540d\u7a31\u3002<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/01___notation_external_entity.png\" alt=\"\u8868\u793a\u6cd5\uff08\u5916\u90e8\u5be6\u9ad4\uff09\" \/><\/p>\n<ul>\n<li><strong>\u6d41\u7a0b<\/strong>\u2014\u2014\u5c0d\u6578\u64da\u57f7\u884c\u7684\u6d3b\u52d5\u548c\u64cd\u4f5c\u7531\u5713\u5f62\u6216\u5713\u5f62\u77e9\u5f62\u8868\u793a\u3002<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/02___notation_process.png\" alt=\"\u7b26\u865f\uff08\u904e\u7a0b\uff09\" \/><\/p>\n<ul>\n<li><strong>\u6578\u64da\u5b58\u5132<\/strong>\u2013 \u6578\u64da\u5b58\u5132\u6709\u5169\u7a2e\u8b8a\u9ad4 \u2013 \u53ef\u4ee5\u8868\u793a\u70ba \u2013 1. \u5b83\u53ef\u4ee5\u8868\u793a\u70ba\u6c92\u6709\u5169\u689d\u5c0f\u908a\u7684\u77e9\u5f62\uff0c2) \u6216\u53ea\u6709\u4e00\u689d\u908a<br \/>\n\u7684\u958b\u653e\u77e9\u5f62 \u7f3a\u5c11\u908a\u7684\u958b\u653e\u77e9\u5f62\u3002<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/03___notation_data_store.png\" alt=\"\u8868\u793a\u6cd5\uff08\u6578\u64da\u5b58\u5132\uff09\" \/><\/p>\n<ul>\n<li><strong>\u6578\u64da\u6d41<\/strong>\u2014\u2014\u6578\u64da\u7684\u79fb\u52d5\u7528\u5c16\u7bad\u982d\u8868\u793a\u3002\u6578\u64da\u7684\u79fb\u52d5\u986f\u793a\u70ba\u5f9e\u4f5c\u70ba\u5176\u6e90\u7684\u7bad\u982d\u5e95\u90e8\u5230\u4f5c\u70ba\u5176\u76ee\u7684\u5730\u7684\u7bad\u982d\u982d\u90e8\u3002<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/04___notation_data_flow.png\" alt=\"\u8868\u793a\u6cd5\uff08\u6578\u64da\u6d41\uff09\" \/><\/p>\n<h3><span id=\"Data_Flow_Example_e-Banking\">\u6578\u64da\u6d41\u793a\u4f8b \u2013 \u96fb\u5b50\u9280\u884c<\/span><\/h3>\n<p>\u9280\u884c\u7d93\u7406\u5411\u958b\u7acb\u5e33\u6236\u6d41\u7a0b\u63d0\u4f9b\u65b0\u5e33\u6236\u8a73\u7d30\u4fe1\u606f\uff0c\u9019\u5c0e\u81f4\u5ba2\u6236\u8a73\u7d30\u4fe1\u606f\u4fdd\u5b58\u5728\u5ba2\u6236\u6578\u64da\u5eab\u6578\u64da\u5b58\u5132\u4e2d\uff0c\u800c\u5e33\u6236\u8a73\u7d30\u4fe1\u606f\u4fdd\u5b58\u5728\u5e33\u6236\u6578\u64da\u5eab\u6578\u64da\u5b58\u5132\u4e2d\u3002\u5118\u7ba1\u6211\u5011\u5728\u89e3\u91cb\u4e2d\u4f7f\u7528\u4e86\u201c\u7d50\u679c\u201d\u4e00\u8a5e\uff0c\u4f46 DFD \u4e26\u4e0d\u610f\u5473\u8457\u56e0\u679c\u95dc\u4fc2\uff1b\u5b83\u6240\u986f\u793a\u7684\u53ea\u662f\u958b\u6236\u904e\u7a0b\u53ef\u4ee5\u5f9e\u9280\u884c\u7d93\u7406\u7684\u754c\u9762\u8b80\u53d6\u6578\u64da\uff0c\u800c\u7121\u9700\u5c07\u6578\u64da\u4ee5\u7279\u5b9a\u9806\u5e8f\u5beb\u5165\u5ba2\u6236\u6578\u64da\u5eab\u548c\u5e33\u6236\u6578\u64da\u5eab\u6578\u64da\u5b58\u5132\u3002<\/p>\n<p>\u4f7f\u7528\u7db2\u4e0a\u9280\u884c\u767b\u9304\u904e\u7a0b\u7684\u5ba2\u6236\u5fc5\u9808\u4ee5\u4e00\u7d44\u767b\u9304\u6191\u64da\u7684\u5f62\u5f0f\u63d0\u4f9b\u4e00\u4e9b\u6578\u64da\uff0c\u4f8b\u5982\u7528\u6236\u540d\u548c\u5bc6\u78bc\u3002<\/p>\n<p>\u5ba2\u6236\u53ef\u80fd\u6703\u5f9e\u63d0\u6b3e\u4e2d\u6536\u5230\u4e00\u7b46\u9322\u6216\u5c07\u4e00\u7b46\u9322\u5b58\u5165\u5b58\u6b3e\uff1b\u5728\u9019\u5169\u7a2e\u60c5\u6cc1\u4e0b\uff0c\u9019\u90fd\u6703\u5c0e\u81f4\u5e33\u6236\u6578\u64da\u5eab\u6578\u64da\u5b58\u5132\u4e2d\u7684\u5e33\u6236\u9918\u984d\u66f4\u65b0\uff08\u5118\u7ba1\u9019\u7a2e\u56e0\u679c\u95dc\u4fc2\u7121\u6cd5\u986f\u5f0f\u5efa\u6a21\uff09\u3002<\/p>\n<p>\u5ba2\u6236\u53ef\u4ee5\u555f\u52d5\u8cc7\u91d1\u8f49\u8cec\u6d41\u7a0b\uff0c\u4e26\u4e14\u5fc5\u9808\u63d0\u4f9b\u8cec\u6236\u76ee\u7684\u5730\u548c\u8cc7\u91d1\u91d1\u984d\u3002\u8cc7\u91d1\u8f49\u8cec\u904e\u7a0b\u53ef\u4ee5\u901a\u904e\u53e6\u4e00\u500b\u9280\u884c\u63a5\u53e3\u5c07\u8cc7\u91d1\u91d1\u984d\u767c\u9001\u5230\u53e6\u4e00\u500b\u9280\u884c\u3002<img decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/03\/bank-account-data-flow-diagram.png\" \/><\/p>\n<p><a class=\"edit-template-v1\" href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/13fcf5a3-39b6-438b-9cfa-3741dc750a2d.xml&amp;name=Bank%20Account%20Data%20Flow%20Diagram\">\u7de8\u8f2f\u6b64\u6578\u64da\u6d41\u5716\u793a\u4f8b<\/a><\/p>\n<p id=\"NvzzDpk\">\u4e0a\u9762\u986f\u793a\u7684\u9019\u500b DFD \u793a\u4f8b\u5305\u62ec\u4e94\u500b\u9032\u7a0b\u3001\u56db\u500b\u5916\u90e8\u63a5\u53e3\/\u89d2\u8272\u548c\u5169\u500b\u6578\u64da\u5b58\u5132\u3002\u5b83\u4e26\u4e0d\u662f\u5c0d\u9280\u884c\u7cfb\u7d71\u4e2d\u6578\u64da\u6d41\u7684\u8a73\u76e1\u8868\u793a\uff0c\u4f46\u5b83\u8db3\u5920\u5168\u9762\uff0c\u53ef\u4ee5\u8b93\u60a8\u4e86\u89e3\u5982\u4f55\u69cb\u5efa DFD\u3002<\/p>\n<h3><span id=\"Top-Down_Decomposition_Technique_Multiple_level_DFDs\">\u81ea\u4e0a\u800c\u4e0b\u7684\u5206\u89e3\u6280\u8853\u2014\u2014\u591a\u7d1a DFD<\/span><\/h3>\n<p>\u6578\u64da\u6d41\u5efa\u6a21\u6280\u8853\u7684\u4e00\u500b\u4e3b\u8981\u512a\u9ede\u662f\uff0c\u901a\u904e\u4e00\u7a2e\u7a31\u70ba\u81ea\u9802\u5411\u4e0b\u5206\u89e3\uff08\u4e5f\u7a31\u70ba\u201c\u8abf\u5e73\u201d\uff09\u7684\u6280\u8853\uff0c\u53ef\u4ee5\u5728\u62bd\u8c61\u5c64\u6b21\u7d50\u69cb\u4e2d\u7ba1\u7406\u548c\u5efa\u6a21\u73fe\u5be6\u4e16\u754c\u7cfb\u7d71\u7684\u8a73\u7d30\u8907\u96dc\u6027\u3002\u8abf\u5e73\u662f\u901a\u904e\u7e6a\u88fd\u4e00\u7cfb\u5217\u8d8a\u4f86\u8d8a\u8a73\u7d30\u7684 DFD \u4f86\u5b8c\u6210\u7684\uff0c\u76f4\u5230\u9054\u5230\u6240\u9700\u7684\u8a73\u7d30\u7a0b\u5ea6\u3002<\/p>\n<p>\u8981\u4f7f DFD \u66f4\u52a0\u8907\u96dc\uff08\u5373\uff0c\u4e0d\u8981\u904e\u591a\u7684\u904e\u7a0b\uff09\uff0c\u60a8\u53ef\u4ee5\u5275\u5efa\u591a\u7d1a DFDS\u3002<\/p>\n<ul>\n<li>\u4e0a\u4e0b\u6587\u5716\u5305\u542b\u63a7\u5236\uff08\u805a\u5408\uff09\u7cfb\u7d71\u904e\u7a0b\u3002<\/li>\n<li>\u8f03\u9ad8\u5c64\u6b21\u7684 DFD \u4e0d\u592a\u8a73\u7d30\uff08\u66f4\u8a73\u7d30\u7684 DFD \u5728\u8f03\u4f4e\u5c64\u6b21\u8a73\u7d30\u95e1\u8ff0\uff09\u7a31\u70ba\u81ea\u9802\u5411\u4e0b\u5206\u89e3\u904e\u7a0b\u3002<\/li>\n<li>\u4e0a\u4e0b\u6587\u5716\u4ee5\u9032\u7a0b\u865f\u958b\u59cb\uff08\u4f8b\u5982\uff0c\u9032\u7a0b 1\u3001\u9032\u7a0b 2 \u7b49\uff09\u3002<\/li>\n<li>\u7de8\u865f\u5728\u4e0b\u4e00\u500b\u6240\u8b02\u7684\u7b2c\u4e00\u7d1a (DFD) \u4e2d\u7e7c\u7e8c\u3002\u4f8b\u5982\uff0c\u4e0a\u4e0b\u6587\u5716\u4e2d\u7684\u6d41\u7a0b1\u88ab\u7d30\u5316\u70ba\u4e00\u7d1aDFD\u4e2d\u7684\u4e09\u500b\u6d41\u7a0b\uff0c\u7de8\u865f\u5206\u5225\u70ba1.1\u30011.2\u548c1.3\u3002<\/li>\n<li>\u985e\u4f3c\u5730\uff0c\u7b2c\u4e8c\u5c64\u4e2d\u7684\u904e\u7a0b\u88ab\u7de8\u865f\uff0c\u4f8b\u59822.1.1\u30012.1.2\u30012.1.3\u548c2.1.4\u3002\u5c64\u6b21\u7d50\u69cb\u4e2d\u9032\u7a0b\u7684\u7de8\u865f\uff1a\n<ul>\n<li>(1, 2, 3,\u2026);<\/li>\n<li>\uff081.1\u30011.2\u30011.3\u3001\u2026\u2026\u30012.1\u30012.2\u30012.3\u3001\u2026\u2026\uff09\uff1b<\/li>\n<li>\uff081.1.1\u30011.1.2\u30011.1.3\u3001\u2026\u2026\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u5c64\u6578\u53d6\u6c7a\u65bc\u6a21\u578b\u7cfb\u7d71\u7684\u5927\u5c0f\u3002<\/li>\n<\/ul>\n<p>\u7576\u5c0d DFD \u57f7\u884c\u81ea\u4e0a\u800c\u4e0b\u7684\u5206\u89e3\u5230\u8f03\u4f4e\u7d1a\u5225\u7684 DFD \u6642\uff0c\u8f38\u5165\u548c\u8f38\u51fa\u5fc5\u9808\u5728 DFD \u7684\u7d1a\u5225\u4e4b\u9593\u4fdd\u6301\u4e0d\u8b8a\u3002\u4f8b\u5982\uff0c\u7d1a\u5225 n \u548c n+1 \u5fc5\u9808\u5177\u6709\u76f8\u540c\u7684\u8f38\u5165\u548c\u8f38\u51fa<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/17-balancing-dfd.png\" alt=\"\u5e73\u8861DFD\" \/><\/p>\n<h3><span id=\"DFD_Example_food_ordering_system\"><a href=\"https:\/\/www.visual-paradigm.com\/tw\/tutorials\/data-flow-diagram-example-food-ordering-system.jsp\">DFD \u793a\u4f8b<\/a>&#8211; \u98df\u54c1\u8a02\u8cfc\u7cfb\u7d71<\/span><\/h3>\n<h4><span id=\"Context_Diagram_Level_0_DFD\">\u4e0a\u4e0b\u6587\u5716\uff080 \u7d1a &#8211; DFD\uff09<\/span><\/h4>\n<p>\u4e0a\u4e0b\u6587\u5716\u986f\u793a\u4e86\u7cfb\u7d71\u7684\u6982\u8ff0\u4ee5\u53ca\u5b83\u5982\u4f55\u8207\u201c\u4e16\u754c\u201d\u7684\u5176\u4ed6\u90e8\u5206\u4ea4\u4e92\u3002\u4e0a\u4e0b\u6587\u5716\u662f\u53ea\u986f\u793a\u9802\u5c64\u7684\u6578\u64da\u6d41\u5716\uff0c\u7a31\u70ba\u7b2c 0 \u5c64\u3002\u5728\u9019\u4e00\u5c64\uff0c\u53ea\u6709\u4e00\u500b\u53ef\u898b\u7684\u6d41\u7a0b\u7bc0\u9ede\u8868\u793a\u5b8c\u6574\u7cfb\u7d71\u7684\u529f\u80fd\uff0c\u5373\u5b83\u5982\u4f55\u8207\u5916\u90e8\u5be6\u9ad4\u4ea4\u4e92\u3002\u4e0a\u4e0b\u6587\u5716\u7684\u4e00\u4e9b\u597d\u8655\u662f\u3002<\/p>\n<ul>\n<li>\u986f\u793a\u7cfb\u7d71\u908a\u754c\u7684\u6982\u89bd<\/li>\n<li>\u901a\u904e\u5176\u7c21\u55ae\u7684\u7b26\u865f\uff0c\u5b83\u4e0d\u9700\u8981\u6280\u8853\u77e5\u8b58\u5373\u53ef\u7406\u89e3<\/li>\n<li>\u7531\u65bc\u7b26\u865f\u6709\u9650\uff0c\u6613\u65bc\u7e6a\u88fd\u3001\u4fee\u6539\u548c\u8a73\u7d30\u8aaa\u660e<\/li>\n<\/ul>\n<p>\u4e0b\u5716\u986f\u793a\u4e86\u70ba\u4e00\u500b\u98df\u54c1\u8a02\u8cfc\u7cfb\u7d71\u7e6a\u88fd\u7684\u4e0a\u4e0b\u6587\u5716\uff08\u9802\u5c64\u6578\u64da\u6d41\u5716\uff09\u3002<\/p>\n<ul>\n<li>\u5b83\u5305\u542b\u4e00\u500b\u8868\u793a\u7cfb\u7d71\u6a21\u578b\u7684\u904e\u7a0b\uff08\u5f62\u72c0\uff09\uff0c\u5728\u672c\u4f8b\u4e2d\u70ba\u201c\u98df\u54c1\u8a02\u8cfc\u7cfb\u7d71\u201d\u3002<\/li>\n<li>\u5b83\u9084\u986f\u793a\u4e86\u5c07\u8207\u7cfb\u7d71\u4ea4\u4e92\u7684\u53c3\u8207\u8005\uff0c\u7a31\u70ba\u5916\u90e8\u5be6\u9ad4\u3002<\/li>\n<\/ul>\n<p>\u5728\u6b64\u793a\u4f8b\u4e2d\uff0c\u4f9b\u61c9\u5546\u3001\u5eda\u623f\u3001\u7d93\u7406\u548c\u5ba2\u6236\u662f\u8207\u7cfb\u7d71\u4ea4\u4e92\u7684\u5be6\u9ad4\u3002<\/p>\n<p>\u5728\u6d41\u7a0b\u548c\u5916\u90e8\u5be6\u9ad4\u4e4b\u9593\uff0c\u5b58\u5728\u6578\u64da\u6d41\uff08\u9023\u63a5\u5668\uff09\uff0c\u8868\u660e\u5be6\u9ad4\u548c\u7cfb\u7d71\u4e4b\u9593\u5b58\u5728\u4fe1\u606f\u4ea4\u63db\u3002<\/p>\n<p><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/food-ordering-system-context-dfd.png\" \/><\/p>\n<p><a class=\"edit-template-v1\" href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/0a02926d-965e-4443-8103-980b71d7c91f.xml&amp;name=Food%20Ordering%20System%20Context%20DFD\">\u7de8\u8f2f\u6b64 DFD \u793a\u4f8b<\/a><\/p>\n<p>Context DFD \u662f\u6578\u64da\u6d41\u6a21\u578b\u7684\u5165\u53e3\u9ede\u3002\u5b83\u5305\u542b\u4e00\u500b\u4e14\u53ea\u6709\u4e00\u500b\u9032\u7a0b\uff0c\u4e26\u4e14\u4e0d\u986f\u793a\u4efb\u4f55\u6578\u64da\u5b58\u5132\u3002<\/p>\n<h3><span id=\"Level_1_DFD\">1\u7d1aDFD<\/span><\/h3>\n<p>1 \u7d1a DFD \u63d0\u4f9b\u4e86\u6bd4\u4e0a\u4e0b\u6587\u5716\u66f4\u8a73\u7d30\u7684\u7cfb\u7d71\u8996\u5716\u3002\u901a\u904e\u986f\u793a\u69cb\u6210\u7cfb\u7d71\u7684\u4e3b\u8981\u5b50\u6d41\u7a0b\u548c\u6578\u64da\u5b58\u5132\u3002<\/p>\n<p>\u4e0b\u5716\u986f\u793a\u4e86 1 \u7d1a DFD\uff0c\u5b83\u662f\u4e0a\u4e0b\u6587 DFD \u4e2d\u986f\u793a\u7684\u98df\u54c1\u8a02\u8cfc\u7cfb\u7d71\u6d41\u7a0b\u7684\u5206\u89e3\uff08\u5373\u5206\u89e3\uff09\u3002\u901a\u8b80\u8a72\u5716\uff0c\u7136\u5f8c\u6211\u5011\u5c07\u6839\u64da\u5b83\u4ecb\u7d39\u4e00\u4e9b\u95dc\u9375\u6982\u5ff5\u3002<\/p>\n<p><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/food-ordering-system.png\" \/><\/p>\n<p><a id=\"tinymce\" class=\"edit-template-v1\" href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/2e409d26-3345-4516-acde-c36b59fa3e0b.xml&amp;name=Food%20Ordering%20System\">\u7de8\u8f2f\u6b64\u6578\u64da\u6d41\u5716\u793a\u4f8b<\/a><\/p>\n<p>\u98df\u54c1\u8a02\u55ae\u7cfb\u7d71\u6578\u64da\u6d41\u7a0b\u5716\u7684\u793a\u4f8b\u5305\u542b\u4e09\u500b\u6d41\u7a0b\u3001\u56db\u500b\u5916\u90e8\u5be6\u9ad4\u548c\u5169\u500b\u6578\u64da\u5b58\u5132\u3002<\/p>\n<ol>\n<li>\u6839\u64da\u5716\u8868\uff0c\u6211\u5011\u77e5\u9053\u5ba2\u6236\u53ef\u4ee5\u4e0b\u8a02\u55ae\u3002\u98df\u54c1\u8a02\u8cfc\u6d41\u7a0b\u63a5\u6536\u8a02\u55ae\uff0c\u5c07\u5176\u8f49\u767c\u5230\u5eda\u623f\uff0c\u5c07\u5176\u5b58\u5132\u5728\u8a02\u55ae\u6578\u64da\u5b58\u5132\u4e2d\uff0c\u4e26\u5c07\u66f4\u65b0\u7684\u5eab\u5b58\u8a73\u7d30\u4fe1\u606f\u5b58\u5132\u5728\u5eab\u5b58\u6578\u64da\u5b58\u5132\u4e2d\u3002\u8a72\u904e\u7a0b\u9084\u5411\u5ba2\u6236\u63d0\u4f9b\u5e33\u55ae\u3002<\/li>\n<li>\u7d93\u7406\u53ef\u4ee5\u901a\u904e\u751f\u6210\u5831\u544a\u6d41\u7a0b\u63a5\u6536\u5831\u544a\uff0c\u8a72\u6d41\u7a0b\u5c07\u5eab\u5b58\u8a73\u7d30\u4fe1\u606f\u548c\u8a02\u55ae\u5206\u5225\u4f5c\u70ba\u5eab\u5b58\u548c\u8a02\u55ae\u6578\u64da\u5b58\u5132\u7684\u8f38\u5165\u3002<\/li>\n<li>\u7d93\u7406\u9084\u53ef\u4ee5\u901a\u904e\u63d0\u4f9b\u5eab\u5b58\u8a02\u55ae\u4f86\u555f\u52d5\u8a02\u55ae\u5eab\u5b58\u6d41\u7a0b\u3002\u6b64\u904e\u7a0b\u5c07\u5eab\u5b58\u8a02\u55ae\u8f49\u767c\u7d66\u4f9b\u61c9\u5546\u4e26\u5c07\u66f4\u65b0\u7684\u5eab\u5b58\u8a73\u7d30\u4fe1\u606f\u5b58\u5132\u5728\u5eab\u5b58\u6578\u64da\u5b58\u5132\u4e2d\u3002<\/li>\n<\/ol>\n<h3><span id=\"Logical_vs_Physical_DFD\"><a href=\"https:\/\/www.visual-paradigm.com\/guide\/data-flow-diagram\/logical-vs-physical-data-flow-diagrams\/\">\u908f\u8f2f\u8207\u7269\u7406 DFD<\/a><\/span><\/h3>\n<p>\u6578\u64da\u6d41\u5716\u5206\u70ba\u908f\u8f2f\u6578\u64da\u6d41\u5716\u548c\u7269\u7406\u6578\u64da\u6d41\u5716\u3002\u908f\u8f2f DFD \u5074\u91cd\u65bc\u696d\u52d9\u53ca\u5176\u904b\u4f5c\u65b9\u5f0f\u3002\u5b83\u63cf\u8ff0\u4e86\u767c\u751f\u7684\u696d\u52d9\u4e8b\u4ef6\u4ee5\u53ca\u6bcf\u500b\u4e8b\u4ef6\u6240\u9700\u548c\u751f\u6210\u7684\u6578\u64da\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u7269\u7406 DFD \u986f\u793a\u4e86\u7cfb\u7d71\u5c07\u5982\u4f55\u5be6\u73fe\u3002\u4ee5\u4e0b\u662f\u908f\u8f2f DFD \u548c\u7269\u7406 DFD \u4e4b\u9593\u7684\u4e3b\u8981\u5340\u5225\uff1a<\/p>\n<h3><span id=\"Logical_DFD\">\u908f\u8f2fDFD<\/span><\/h3>\n<ul>\n<li>\u908f\u8f2f DFD \u63cf\u8ff0\u4e86\u696d\u52d9\u7684\u904b\u4f5c\u65b9\u5f0f\u3002<\/li>\n<li>\u6d41\u7a0b\u4ee3\u8868\u696d\u52d9\u6d3b\u52d5\u3002<\/li>\n<li>\u7121\u8ad6\u6578\u64da\u5982\u4f55\u5b58\u5132\uff0c\u6578\u64da\u5b58\u5132\u90fd\u8868\u793a\u6578\u64da\u7684\u96c6\u5408\u3002<\/li>\n<li>\u9019\u5c31\u662f\u696d\u52d9\u63a7\u5236\u7684\u65b9\u5f0f\u3002<\/li>\n<\/ul>\n<h3><span id=\"Physical_DFD\">\u7269\u7406 DFD<\/span><\/h3>\n<ul>\n<li>\n<ul>\n<li>\u7269\u7406 DFD \u63cf\u8ff0\u4e86\u7cfb\u7d71\u5c07\u5982\u4f55\u5be6\u73fe\uff08\u6216\u7576\u524d\u7cfb\u7d71\u5982\u4f55\u904b\u884c\uff09\u3002<\/li>\n<li>\u904e\u7a0b\u4ee3\u8868\u7a0b\u5e8f\u3001\u7a0b\u5e8f\u6a21\u584a\u548c\u624b\u52d5\u7a0b\u5e8f\u3002<\/li>\n<li>\u6578\u64da\u5b58\u5132\u4ee3\u8868\u7269\u7406\u6587\u4ef6\u548c\u6578\u64da\u5eab\u3001\u624b\u52d5\u6587\u4ef6\u3002<\/li>\n<li>\u5b83\u986f\u793a\u4e86\u7528\u65bc\u9a57\u8b49\u8f38\u5165\u6578\u64da\u3001\u7372\u53d6\u8a18\u9304\u3001\u78ba\u4fdd\u6d41\u7a0b\u6210\u529f\u5b8c\u6210\u4ee5\u53ca\u7cfb\u7d71\u5b89\u5168\u7684\u63a7\u5236\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u7269\u7406 DFD \u6307\u5b9a\u7269\u7406\u6587\u6a94\u7684\u5be6\u969b\u6d41\u7a0b\uff0c\u800c\u908f\u8f2f DFD \u50c5\u95dc\u6ce8\u696d\u52d9\u8853\u8a9e\u4e2d\u7684\u4fe1\u606f\u6d41\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0cPhysical DFD \u6307\u5b9a\u7269\u7406\u6587\u6a94\u7684\u5be6\u969b\u6d41\u7a0b\uff0c\u800c\u908f\u8f2f DFD \u50c5\u95dc\u6ce8\u696d\u52d9\u8853\u8a9e\u4e2d\u7684\u4fe1\u606f\u6d41\u3002<\/p>\n<p><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/01-dfd-example-physical-dfd-to-logical-dfd.png\" alt=\"\u7269\u7406\u548c\u908f\u8f2f DFD\uff1a\u793a\u4f8b 1\" \/><\/p>\n<p>\u6b64\u5916\uff0c\u908f\u8f2f DFD \u6d88\u9664\u4e86\u50c5\u6d89\u53ca\u7269\u7406\u6d3b\u52d5\u800c\u4e0d\u8f49\u63db\u6578\u64da\u7684\u7269\u7406\u904e\u7a0b\u3002<\/p>\n<p><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/02-dfd-example-physical-to-logical-dfd.png\" alt=\"\u7269\u7406\u548c\u908f\u8f2f DFD\uff1a\u793a\u4f8b 2\" \/><\/p>\n<h3><span id=\"Logical_DFD_Example_Grocery_Store\">\u908f\u8f2f DFD \u793a\u4f8b \u2013 \u96dc\u8ca8\u5e97<\/span><\/h3>\n<p>\u908f\u8f2f DFD \u8aaa\u660e\u4e86\u6240\u6d89\u53ca\u7684\u904e\u7a0b\uff0c\u800c\u6c92\u6709\u8a73\u7d30\u8aaa\u660e\u6d3b\u52d5\u7684\u7269\u7406\u5be6\u73fe\u3002<\/p>\n<p><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/04-logical-dfd-example-grocery-store.png\" alt=\"\u908f\u8f2f DFD \u793a\u4f8b - \u96dc\u8ca8\u5e97\" \/><\/p>\n<p><a class=\"edit-template-v1\" href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/17b473be-0da9-4364-ad58-1910f57014ea.xml&amp;name=Logical%20Data%20Flow%20Diagram%20Example%3A%20Grocery%20Store\">\u7de8\u8f2f\u6b64\u908f\u8f2f DFD \u793a\u4f8b<\/a><\/p>\n<h3><span id=\"Physical_DFD_Example_Grocery_Store\">\u5be6\u9ad4 DFD \u793a\u4f8b \u2013 \u96dc\u8ca8\u5e97<\/span><\/h3>\n<ul>\n<li>\u5be6\u7269 DFD \u986f\u793a\u4f7f\u7528\u4e86\u689d\u5f62\u78bc &#8211; \u5927\u591a\u6578\u96dc\u8ca8\u5e97\u5546\u54c1\u4e0a\u7684 UPC PRICE \u4ee3\u78bc<\/li>\n<li>\u6b64\u5916\uff0c\u7269\u7406 DFD \u63d0\u5230\u4e86\u624b\u52d5\u904e\u7a0b\uff0c\u4f8b\u5982\u6383\u63cf\uff0c\u89e3\u91cb\u8aaa\u81e8\u6642\u6587\u4ef6\u7528\u65bc\u4fdd\u5b58\u9805\u76ee\u7684\u5c0f\u8a08<\/li>\n<li>\u53ef\u4ee5\u7528\u73fe\u91d1\u3001\u652f\u7968\u6216\u501f\u8a18\u5361\u4ed8\u6b3e<\/li>\n<\/ul>\n<p>\u6700\u5f8c\uff0c\u5b83\u901a\u904e\u5b83\u7684\u540d\u5b57\u4f86\u6307\u4ee3\u6536\u64da\uff0cCASH REGISTER RECEIPT<\/p>\n<p><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/physical-data-flow-diagram-example-grocery-store.png\" \/><\/p>\n<p><a class=\"edit-template-v1\" href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/00c294fb-3145-4708-bc8c-e3e2c42bdf14.xml&amp;name=Physical%20Data%20Flow%20Diagram%20Example%3A%20Grocery%20Store\"><span class=\"\">\u7de8\u8f2f\u6b64\u7269\u7406 DFD \u793a\u4f8b<\/span><\/a><\/p>\n<h3><span id=\"Tips_and_Notes_on_Data_Flow_Diagrams\">\u6578\u64da\u6d41\u5716\u7684\u63d0\u793a\u548c\u6ce8\u610f\u4e8b\u9805<\/span><\/h3>\n<ul>\n<li>\u4e0d\u8981\u8b93\u5b83\u592a\u8907\u96dc\uff1b\u901a\u5e38 5-7 \u4eba\u53ef\u4ee5\u7ba1\u7406\u6d41\u7a0b<\/li>\n<li><a href=\"https:\/\/faculty.babson.edu\/dewire\/readings\/dfdmistk.htm\">\u6578\u64da\u5b58\u5132<\/a>\u5fc5\u9808\u8207\u81f3\u5c11\u4e00\u500b\u9032\u7a0b\u76f8\u95dc\u806f<\/li>\n<li>\u672a\u7d93\u8655\u7406\u7684\u5169\u500b\u5916\u90e8\u5be6\u9ad4\u4e4b\u9593\u4e0d\u61c9\u5b58\u5728\u6578\u64da\u6d41<\/li>\n<li><span class=\"\">\u6709\u8f38\u5165\u4f46\u6c92\u6709\u8f38\u51fa\u7684\u904e\u7a0b\u88ab\u8a8d\u70ba\u662f\u9ed1\u6d1e\u904e\u7a0b\u3002<\/span><\/li>\n<li>\u904e\u7a0b\u6a19\u7c64\u61c9\u8a72\u662f\u52d5\u8a5e\u77ed\u8a9e\uff1b\u6578\u64da\u5b58\u5132\u5340\u7531\u540d\u8a5e\u8868\u793a\u3002<\/li>\n<li>\u5916\u90e8\u5be6\u9ad4\u5fc5\u9808\u8207\u81f3\u5c11\u4e00\u500b\u6d41\u7a0b\u76f8\u95dc\u806f<\/li>\n<li>DFD \u662f\u975e\u78ba\u5b9a\u6027\u7684\u2014\u2014\u7de8\u865f\u4e0d\u4e00\u5b9a\u8868\u793a\u9806\u5e8f\uff0c\u5728\u8207\u7528\u6236\u8a0e\u8ad6\u6642\u6709\u52a9\u65bc\u8b58\u5225\u6d41\u7a0b<\/li>\n<li>\u6578\u64da\u5b58\u5132\u4e0d\u61c9\u9023\u63a5\u5230\u5916\u90e8\u5be6\u9ad4\uff0c\u5426\u5247\uff0c\u9019\u610f\u5473\u8457\u60a8\u6b63\u5728\u8b93\u5916\u90e8\u5be6\u9ad4\u76f4\u63a5\u8a2a\u554f\u60a8\u7684\u6578\u64da\u6587\u4ef6<\/li>\n<\/ul>\n<p><strong>\u8cc7\u6e90<\/strong><\/p>\n<ul>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/tutorials\/data-flow-diagram-dfd.jsp\">\u4ec0\u9ebc\u662f\u6578\u64da\u6d41\u5716\uff08DFD\uff09\uff1f<\/a><\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/tutorials\/how-to-create-data-flow-diagram\/\">\u5982\u4f55\u5275\u5efa\u6578\u64da\u6d41\u5716\uff08DFD\uff09\uff1f<\/a><\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/solution\/drawdfd\/\">\u6578\u64da\u6d41\u5716 (DFD) \u8edf\u4ef6<\/a><\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/\"><span class=\"\">\u6578\u64da\u6d41\u5716\u793a\u4f8b<\/span><\/a><\/li>\n<\/ul>\n<\/div>\n<footer class=\"entry-footer\">\n<div class=\"entry-categories clearfix\"><span class=\"meta-categories\"><a href=\"https:\/\/www.cybermedian.com\/category\/modeling\/\" rel=\"category tag\">\u9020\u578b<\/a><\/span><\/div>\n<div class=\"entry-tags clearfix\"><\/div>\n<\/footer>\n","protected":false},"excerpt":{"rendered":"<p>\u4ec0\u9ebc\u662f\u6578\u64da\u6d41\u7a0b\u5716\uff1f \u6578\u64da\u6d41\u5716\u662f\u4fe1\u606f\u7cfb\u7d71\u4e2d<\/p>\n","protected":false},"author":4,"featured_media":9137,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","footnotes":""},"categories":[69],"tags":[],"class_list":["post-9135","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-modeling"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u6578\u64da\u6d41\u7a0b\u5716\u2014\u2014\u7d9c\u5408\u6559\u7a0b - IT \u89c0\u5bdf\u8005\u96a8\u7b46 - \u8cc7\u8a0a\u79d1\u6280\u535a\u5ba2<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/\" \/>\n<meta property=\"og:locale\" content=\"zh_TW\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u6578\u64da\u6d41\u7a0b\u5716\u2014\u2014\u7d9c\u5408\u6559\u7a0b - IT \u89c0\u5bdf\u8005\u96a8\u7b46 - \u8cc7\u8a0a\u79d1\u6280\u535a\u5ba2\" \/>\n<meta property=\"og:description\" content=\"\u4ec0\u9ebc\u662f\u6578\u64da\u6d41\u7a0b\u5716\uff1f \u6578\u64da\u6d41\u5716\u662f\u4fe1\u606f\u7cfb\u7d71\u4e2d\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/\" \/>\n<meta property=\"og:site_name\" content=\"IT \u89c0\u5bdf\u8005\u96a8\u7b46 - \u8cc7\u8a0a\u79d1\u6280\u535a\u5ba2\" \/>\n<meta property=\"article:published_time\" content=\"2022-03-01T01:34:52+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-20T09:11:50+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/online.visual-paradigm.com\/repository\/images\/13fcf5a3-39b6-438b-9cfa-3741dc750a2d\/data-flow-diagram-design\/bank-account-data-flow-diagram.png\" \/>\n<meta name=\"author\" content=\"vpmiku\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/online.visual-paradigm.com\/repository\/images\/13fcf5a3-39b6-438b-9cfa-3741dc750a2d\/data-flow-diagram-design\/bank-account-data-flow-diagram.png\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005:\" \/>\n\t<meta name=\"twitter:data1\" content=\"vpmiku\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/\"},\"author\":{\"name\":\"vpmiku\",\"@id\":\"https:\/\/www.cybermedian.com\/tw\/#\/schema\/person\/0820af95329f8c13e4ab72af7c531416\"},\"headline\":\"\u6578\u64da\u6d41\u7a0b\u5716\u2014\u2014\u7d9c\u5408\u6559\u7a0b\",\"datePublished\":\"2022-03-01T01:34:52+00:00\",\"dateModified\":\"2026-04-20T09:11:50+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/\"},\"wordCount\":70,\"commentCount\":0,\"image\":{\"@id\":\"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/online.visual-paradigm.com\/repository\/images\/13fcf5a3-39b6-438b-9cfa-3741dc750a2d\/data-flow-diagram-design\/bank-account-data-flow-diagram.png\",\"articleSection\":[\"Modeling\"],\"inLanguage\":\"zh-TW\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/\",\"url\":\"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/\",\"name\":\"\u6578\u64da\u6d41\u7a0b\u5716\u2014\u2014\u7d9c\u5408\u6559\u7a0b - IT \u89c0\u5bdf\u8005\u96a8\u7b46 - \u8cc7\u8a0a\u79d1\u6280\u535a\u5ba2\",\"isPartOf\":{\"@id\":\"https:\/\/www.cybermedian.com\/tw\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/online.visual-paradigm.com\/repository\/images\/13fcf5a3-39b6-438b-9cfa-3741dc750a2d\/data-flow-diagram-design\/bank-account-data-flow-diagram.png\",\"datePublished\":\"2022-03-01T01:34:52+00:00\",\"dateModified\":\"2026-04-20T09:11:50+00:00\",\"author\":{\"@id\":\"https:\/\/www.cybermedian.com\/tw\/#\/schema\/person\/0820af95329f8c13e4ab72af7c531416\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/#breadcrumb\"},\"inLanguage\":\"zh-TW\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-TW\",\"@id\":\"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/#primaryimage\",\"url\":\"https:\/\/online.visual-paradigm.com\/repository\/images\/13fcf5a3-39b6-438b-9cfa-3741dc750a2d\/data-flow-diagram-design\/bank-account-data-flow-diagram.png\",\"contentUrl\":\"https:\/\/online.visual-paradigm.com\/repository\/images\/13fcf5a3-39b6-438b-9cfa-3741dc750a2d\/data-flow-diagram-design\/bank-account-data-flow-diagram.png\",\"width\":\"908\",\"height\":\"709\",\"caption\":\"\u6578\u64da\u6d41\u7a0b\u5716\u2014\u2014\u7d9c\u5408\u6559\u7a0b\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.cybermedian.com\/tw\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u6578\u64da\u6d41\u7a0b\u5716\u2014\u2014\u7d9c\u5408\u6559\u7a0b\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.cybermedian.com\/tw\/#website\",\"url\":\"https:\/\/www.cybermedian.com\/tw\/\",\"name\":\"IT \u89c0\u5bdf\u8005\u96a8\u7b46 - \u8cc7\u8a0a\u79d1\u6280\u535a\u5ba2\",\"description\":\"\u805a\u7126\u8cc7\u8a0a\u79d1\u6280\u5167\u5bb9\u9818\u57df\u6700\u524d\u6cbf\u8cc7\u8a0a\uff0c\u7db2\u7d61\u7cbe\u83ef\uff0c\u5fc3\u5f97\u4ea4\u6d41\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.cybermedian.com\/tw\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"zh-TW\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.cybermedian.com\/tw\/#\/schema\/person\/0820af95329f8c13e4ab72af7c531416\",\"name\":\"vpmiku\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-TW\",\"@id\":\"https:\/\/www.cybermedian.com\/tw\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/f5193432e3bd08a49699782906e7bba4cf287d05fc8595c60f9ddc2e1a7d30ef?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/f5193432e3bd08a49699782906e7bba4cf287d05fc8595c60f9ddc2e1a7d30ef?s=96&d=mm&r=g\",\"caption\":\"vpmiku\"},\"url\":\"https:\/\/www.cybermedian.com\/tw\/author\/vpmiku\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u6578\u64da\u6d41\u7a0b\u5716\u2014\u2014\u7d9c\u5408\u6559\u7a0b - IT \u89c0\u5bdf\u8005\u96a8\u7b46 - \u8cc7\u8a0a\u79d1\u6280\u535a\u5ba2","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/","og_locale":"zh_TW","og_type":"article","og_title":"\u6578\u64da\u6d41\u7a0b\u5716\u2014\u2014\u7d9c\u5408\u6559\u7a0b - IT \u89c0\u5bdf\u8005\u96a8\u7b46 - \u8cc7\u8a0a\u79d1\u6280\u535a\u5ba2","og_description":"\u4ec0\u9ebc\u662f\u6578\u64da\u6d41\u7a0b\u5716\uff1f \u6578\u64da\u6d41\u5716\u662f\u4fe1\u606f\u7cfb\u7d71\u4e2d","og_url":"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/","og_site_name":"IT \u89c0\u5bdf\u8005\u96a8\u7b46 - \u8cc7\u8a0a\u79d1\u6280\u535a\u5ba2","article_published_time":"2022-03-01T01:34:52+00:00","article_modified_time":"2026-04-20T09:11:50+00:00","og_image":[{"url":"https:\/\/online.visual-paradigm.com\/repository\/images\/13fcf5a3-39b6-438b-9cfa-3741dc750a2d\/data-flow-diagram-design\/bank-account-data-flow-diagram.png","type":"","width":"","height":""}],"author":"vpmiku","twitter_card":"summary_large_image","twitter_image":"https:\/\/online.visual-paradigm.com\/repository\/images\/13fcf5a3-39b6-438b-9cfa-3741dc750a2d\/data-flow-diagram-design\/bank-account-data-flow-diagram.png","twitter_misc":{"\u4f5c\u8005:":"vpmiku"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/#article","isPartOf":{"@id":"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/"},"author":{"name":"vpmiku","@id":"https:\/\/www.cybermedian.com\/tw\/#\/schema\/person\/0820af95329f8c13e4ab72af7c531416"},"headline":"\u6578\u64da\u6d41\u7a0b\u5716\u2014\u2014\u7d9c\u5408\u6559\u7a0b","datePublished":"2022-03-01T01:34:52+00:00","dateModified":"2026-04-20T09:11:50+00:00","mainEntityOfPage":{"@id":"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/"},"wordCount":70,"commentCount":0,"image":{"@id":"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/#primaryimage"},"thumbnailUrl":"https:\/\/online.visual-paradigm.com\/repository\/images\/13fcf5a3-39b6-438b-9cfa-3741dc750a2d\/data-flow-diagram-design\/bank-account-data-flow-diagram.png","articleSection":["Modeling"],"inLanguage":"zh-TW","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/","url":"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/","name":"\u6578\u64da\u6d41\u7a0b\u5716\u2014\u2014\u7d9c\u5408\u6559\u7a0b - IT \u89c0\u5bdf\u8005\u96a8\u7b46 - \u8cc7\u8a0a\u79d1\u6280\u535a\u5ba2","isPartOf":{"@id":"https:\/\/www.cybermedian.com\/tw\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/#primaryimage"},"image":{"@id":"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/#primaryimage"},"thumbnailUrl":"https:\/\/online.visual-paradigm.com\/repository\/images\/13fcf5a3-39b6-438b-9cfa-3741dc750a2d\/data-flow-diagram-design\/bank-account-data-flow-diagram.png","datePublished":"2022-03-01T01:34:52+00:00","dateModified":"2026-04-20T09:11:50+00:00","author":{"@id":"https:\/\/www.cybermedian.com\/tw\/#\/schema\/person\/0820af95329f8c13e4ab72af7c531416"},"breadcrumb":{"@id":"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/#breadcrumb"},"inLanguage":"zh-TW","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/"]}]},{"@type":"ImageObject","inLanguage":"zh-TW","@id":"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/#primaryimage","url":"https:\/\/online.visual-paradigm.com\/repository\/images\/13fcf5a3-39b6-438b-9cfa-3741dc750a2d\/data-flow-diagram-design\/bank-account-data-flow-diagram.png","contentUrl":"https:\/\/online.visual-paradigm.com\/repository\/images\/13fcf5a3-39b6-438b-9cfa-3741dc750a2d\/data-flow-diagram-design\/bank-account-data-flow-diagram.png","width":"908","height":"709","caption":"\u6578\u64da\u6d41\u7a0b\u5716\u2014\u2014\u7d9c\u5408\u6559\u7a0b"},{"@type":"BreadcrumbList","@id":"https:\/\/www.cybermedian.com\/tw\/data-flow-diagram-a-comprehensive-tutorial\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.cybermedian.com\/tw\/"},{"@type":"ListItem","position":2,"name":"\u6578\u64da\u6d41\u7a0b\u5716\u2014\u2014\u7d9c\u5408\u6559\u7a0b"}]},{"@type":"WebSite","@id":"https:\/\/www.cybermedian.com\/tw\/#website","url":"https:\/\/www.cybermedian.com\/tw\/","name":"IT \u89c0\u5bdf\u8005\u96a8\u7b46 - \u8cc7\u8a0a\u79d1\u6280\u535a\u5ba2","description":"\u805a\u7126\u8cc7\u8a0a\u79d1\u6280\u5167\u5bb9\u9818\u57df\u6700\u524d\u6cbf\u8cc7\u8a0a\uff0c\u7db2\u7d61\u7cbe\u83ef\uff0c\u5fc3\u5f97\u4ea4\u6d41","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.cybermedian.com\/tw\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"zh-TW"},{"@type":"Person","@id":"https:\/\/www.cybermedian.com\/tw\/#\/schema\/person\/0820af95329f8c13e4ab72af7c531416","name":"vpmiku","image":{"@type":"ImageObject","inLanguage":"zh-TW","@id":"https:\/\/www.cybermedian.com\/tw\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/f5193432e3bd08a49699782906e7bba4cf287d05fc8595c60f9ddc2e1a7d30ef?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/f5193432e3bd08a49699782906e7bba4cf287d05fc8595c60f9ddc2e1a7d30ef?s=96&d=mm&r=g","caption":"vpmiku"},"url":"https:\/\/www.cybermedian.com\/tw\/author\/vpmiku\/"}]}},"_links":{"self":[{"href":"https:\/\/www.cybermedian.com\/tw\/wp-json\/wp\/v2\/posts\/9135","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.cybermedian.com\/tw\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.cybermedian.com\/tw\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.cybermedian.com\/tw\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.cybermedian.com\/tw\/wp-json\/wp\/v2\/comments?post=9135"}],"version-history":[{"count":2,"href":"https:\/\/www.cybermedian.com\/tw\/wp-json\/wp\/v2\/posts\/9135\/revisions"}],"predecessor-version":[{"id":9138,"href":"https:\/\/www.cybermedian.com\/tw\/wp-json\/wp\/v2\/posts\/9135\/revisions\/9138"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.cybermedian.com\/tw\/wp-json\/wp\/v2\/media\/9137"}],"wp:attachment":[{"href":"https:\/\/www.cybermedian.com\/tw\/wp-json\/wp\/v2\/media?parent=9135"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.cybermedian.com\/tw\/wp-json\/wp\/v2\/categories?post=9135"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.cybermedian.com\/tw\/wp-json\/wp\/v2\/tags?post=9135"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}