{"id":4455,"date":"2025-06-15T09:27:03","date_gmt":"2025-06-17T02:00:03","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=4455"},"modified":"2025-06-17T09:27:03","modified_gmt":"2025-06-17T02:00:03","slug":"%e5%ad%b8%e7%bf%92%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8vue-js%e7%b5%84%e4%bb%b6%e8%87%aa%e5%ae%9a%e7%be%a9%e6%8c%87%e4%bb%a4%e7%9a%84%e6%9b%b4%e6%96%b0%e5%87%bd%e6%95%b8","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/vue-js\/%e5%ad%b8%e7%bf%92%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8vue-js%e7%b5%84%e4%bb%b6%e8%87%aa%e5%ae%9a%e7%be%a9%e6%8c%87%e4%bb%a4%e7%9a%84%e6%9b%b4%e6%96%b0%e5%87%bd%e6%95%b8\/","title":{"rendered":"\u638c\u63e1 Vue.js \u7d44\u4ef6\u81ea\u5b9a\u7fa9\u6307\u4ee4\u7684\u66f4\u65b0\u51fd\u6578\uff1a2025 \u6700\u65b0\u6559\u5b78\u8207\u6700\u4f73\u5be6\u8e10"},"content":{"rendered":"

<\/p>\n

\u638c\u63e1 Vue.js \u7d44\u4ef6\u81ea\u5b9a\u7fa9\u6307\u4ee4\u7684\u66f4\u65b0\u51fd\u6578\uff1a2025 \u6700\u65b0\u6559\u5b78\u8207\u6700\u4f73\u5be6\u8e10<\/h1>\n

Vue.js \u662f\u4e00\u500b\u8f15\u91cf\u7d1a\u7684 JavaScript \u6846\u67b6\uff0c\u8b93\u958b\u767c\u8005\u80fd\u5feb\u901f\u5efa\u7acb\u9ad8\u54c1\u8cea\u7684 Web \u61c9\u7528\u7a0b\u5f0f\u3002\u96a8\u8457 Vue.js \u7684\u7248\u672c\u66f4\u65b0\uff0c\u7279\u5225\u662f Vue 3 \u7684\u63a8\u51fa\uff0c\u7d44\u4ef6\u81ea\u5b9a\u7fa9\u6307\u4ee4\u7684\u4f7f\u7528\u65b9\u5f0f\u548c\u6700\u4f73\u5be6\u8e10\u4e5f\u6709\u6240\u8b8a\u5316\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u66f4\u65b0\u51fd\u6578\u7684\u4f7f\u7528\u65b9\u6cd5\uff0c\u4e26\u63d0\u4f9b\u6700\u65b0\u7684\u7bc4\u4f8b\u8207\u932f\u8aa4\u6392\u9664\u6280\u5de7\u3002<\/p>\n

\u4ec0\u9ebc\u662f\u66f4\u65b0\u51fd\u6578\uff1f<\/h2>\n

\u66f4\u65b0\u51fd\u6578\u662f Vue.js \u7d44\u4ef6\u81ea\u5b9a\u7fa9\u6307\u4ee4\u7684\u4e00\u90e8\u5206\uff0c\u76ee\u7684\u662f\u5728 DOM \u66f4\u65b0\u6642\u63d0\u9ad8\u6548\u7387\u3002\u900f\u904e\u66f4\u65b0\u51fd\u6578\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u9078\u64c7\u6027\u5730\u66f4\u65b0 DOM \u5143\u7d20\uff0c\u800c\u4e0d\u662f\u5c0d\u6574\u500b\u5143\u7d20\u9032\u884c\u91cd\u7e6a\u3002\u9019\u5c0d\u65bc\u6027\u80fd\u512a\u5316\u548c\u7528\u6236\u9ad4\u9a57\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n

\u5982\u4f55\u4f7f\u7528\u66f4\u65b0\u51fd\u6578\uff1f<\/h2>\n

\u5728 Vue 3 \u4e2d\uff0c\u4f7f\u7528\u66f4\u65b0\u51fd\u6578\u7684\u65b9\u5f0f\u76f8\u5c0d\u7c21\u55ae\u3002\u4f60\u53ea\u9700\u5728 Vue \u7d44\u4ef6\u4e2d\u5b9a\u7fa9\u4e00\u500b\u66f4\u65b0\u51fd\u6578\uff0c\u4e26\u5c07\u5176\u4f5c\u70ba\u6307\u4ee4\u7684\u4e00\u90e8\u5206\u50b3\u905e\u3002\u66f4\u65b0\u51fd\u6578\u7684\u7c3d\u540d\u5982\u4e0b\uff1a<\/p>\n

update(el, binding, vnode)\n<\/code><\/pre>\n
– **el**\uff1a\u76ee\u6a19 DOM \u5143\u7d20\u3002
\n– **binding**\uff1a\u7d81\u5b9a\u7684\u503c\uff0c\u5305\u62ec\u6307\u4ee4\u7684\u53c3\u6578\u548c\u4fee\u98fe\u7b26\u3002
\n– **vnode**\uff1a\u76f8\u61c9\u7684 Vue \u865b\u64ec\u7bc0\u9ede\u3002<\/p>\n
\u5be6\u4f5c\u7bc4\u4f8b<\/h2>\n
\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u7bc4\u4f8b\uff0c\u5176\u4e2d\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u7d44\u4ef6\uff0c\u4e26\u4f7f\u7528\u66f4\u65b0\u51fd\u6578\u4f86\u66f4\u65b0 DOM \u5143\u7d20\u7684\u6587\u672c\u5167\u5bb9\uff1a<\/p>\n
<template>\n  <div>\n    <h2 v-update-text=\"message\"><\/h2>\n  <\/div>\n<\/template>\n\n<script>\nexport default {\n  data() {\n    return {\n      message: 'Hello World!'\n    }\n  },\n  directives: {\n    updateText: {\n      updated(el, binding) {\n        el.innerText = binding.value;\n      }\n    }\n  }\n}\n<\/script>\n<\/code><\/pre>\n
\u5728\u9019\u500b\u7bc4\u4f8b\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba `updateText` \u7684\u81ea\u5b9a\u7fa9\u6307\u4ee4\uff0c\u5176\u66f4\u65b0\u51fd\u6578\u6703\u5728\u6bcf\u6b21 `message` \u66f4\u65b0\u6642\u81ea\u52d5\u547c\u53eb\uff0c\u5f9e\u800c\u66f4\u65b0 DOM \u5143\u7d20\u7684\u6587\u672c\u5167\u5bb9\u3002<\/p>\n
\u932f\u8aa4\u6392\u9664\u8207\u6700\u4f73\u5be6\u8e10<\/h2>\n
\u5728\u4f7f\u7528\u66f4\u65b0\u51fd\u6578\u6642\uff0c\u53ef\u80fd\u6703\u9047\u5230\u4e00\u4e9b\u5e38\u898b\u554f\u984c\uff1a<\/p>\n
1. **\u66f4\u65b0\u51fd\u6578\u672a\u89f8\u767c**\uff1a\u78ba\u4fdd\u6307\u4ee4\u540d\u7a31\u6b63\u78ba\u4e26\u4e14\u5df2\u7d93\u5728\u6a21\u677f\u4e2d\u6b63\u78ba\u4f7f\u7528\u3002
\n2. **DOM \u66f4\u65b0\u4e0d\u6b63\u78ba**\uff1a\u6aa2\u67e5\u7d81\u5b9a\u7684\u503c\u662f\u5426\u6b63\u78ba\uff0c\u7279\u5225\u662f\u5728\u4f7f\u7528\u8907\u96dc\u8cc7\u6599\u7d50\u69cb\u6642\u3002
\n3. **\u6027\u80fd\u554f\u984c**\uff1a\u4f7f\u7528\u66f4\u65b0\u51fd\u6578\u6642\uff0c\u61c9\u907f\u514d\u57f7\u884c\u91cd\u8a08\u7b97\u6216\u8907\u96dc\u908f\u8f2f\uff0c\u9019\u61c9\u8a72\u5728\u5176\u4ed6\u751f\u547d\u5468\u671f\u9264\u5b50\u4e2d\u8655\u7406\u3002<\/p>\n
\u5ef6\u4f38\u61c9\u7528<\/h2>\n
\u66f4\u65b0\u51fd\u6578\u4e0d\u50c5\u53ef\u4ee5\u7528\u65bc\u7c21\u55ae\u7684\u6587\u672c\u66f4\u65b0\uff0c\u9084\u53ef\u4ee5\u7528\u65bc\u6539\u8b8a\u5143\u7d20\u7684\u6a23\u5f0f\u3001\u6dfb\u52a0\u4e8b\u4ef6\u76e3\u807d\u7b49\u3002\u9019\u4f7f\u5f97\u5b83\u5011\u5728\u8655\u7406\u66f4\u8907\u96dc\u7684 UI \u4ea4\u4e92\u6642\u975e\u5e38\u6709\u7528\u3002\u4f8b\u5982\uff0c\u6839\u64da\u4e0d\u540c\u7684\u689d\u4ef6\u52d5\u614b\u6539\u8b8a\u5143\u7d20\u7684\u985e\u540d\u6216\u6a23\u5f0f\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u900f\u904e Vue.js \u7684\u66f4\u65b0\u51fd\u6578\uff0c\u958b\u767c\u8005\u80fd\u5920\u66f4\u52a0\u6709\u6548\u7387\u5730\u64cd\u4f5c DOM \u5143\u7d20\u3002\u96a8\u8457\u6846\u67b6\u7684\u6f14\u9032\uff0c\u6301\u7e8c\u5b78\u7fd2\u548c\u66f4\u65b0\u81ea\u5df1\u7684\u77e5\u8b58\u5eab\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u5e0c\u671b\u672c\u7bc7\u6587\u7ae0\u80fd\u5e6b\u52a9\u4f60\u638c\u63e1 Vue 3 \u4e2d\u66f4\u65b0\u51fd\u6578\u7684\u4f7f\u7528\u65b9\u5f0f\u548c\u6700\u4f73\u5be6\u8e10\u3002<\/p>\n
Q&A\uff08\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff09<\/h2>\n
1. \u66f4\u65b0\u51fd\u6578\u8207\u5176\u4ed6\u751f\u547d\u5468\u671f\u9264\u5b50\u6709\u4ec0\u9ebc\u5340\u5225\uff1f<\/h3>\n
\u66f4\u65b0\u51fd\u6578\u5c08\u6ce8\u65bc\u66f4\u65b0 DOM \u5143\u7d20\uff0c\u800c\u5176\u4ed6\u751f\u547d\u5468\u671f\u9264\u5b50\uff08\u5982 mounted\u3001created\uff09\u5247\u8655\u7406\u7d44\u4ef6\u7684\u6574\u9ad4\u751f\u547d\u9031\u671f\u548c\u521d\u59cb\u8a2d\u7f6e\u3002<\/p>\n
2. \u5982\u4f55\u5728\u66f4\u65b0\u51fd\u6578\u4e2d\u4f7f\u7528\u8a08\u7b97\u5c6c\u6027\uff1f<\/h3>\n
\u8a08\u7b97\u5c6c\u6027\u53ef\u4ee5\u4f5c\u70ba `binding.value` \u50b3\u905e\u9032\u4f86\uff0c\u5f9e\u800c\u5728 DOM \u66f4\u65b0\u6642\u81ea\u52d5\u4f7f\u7528\u6700\u65b0\u7684\u8a08\u7b97\u7d50\u679c\u3002<\/p>\n
3. \u53ef\u4ee5\u4f7f\u7528\u66f4\u65b0\u51fd\u6578\u4f86\u8655\u7406\u4e8b\u4ef6\u55ce\uff1f<\/h3>\n
\u53ef\u4ee5\uff0c\u96d6\u7136\u66f4\u65b0\u51fd\u6578\u4e3b\u8981\u7528\u65bc\u64cd\u4f5c DOM\uff0c\u4f46\u662f\u4f60\u4e5f\u53ef\u4ee5\u5728\u66f4\u65b0\u6642\u6dfb\u52a0\u6216\u79fb\u9664\u4e8b\u4ef6\u76e3\u807d\u5668\uff0c\u4ee5\u5be6\u73fe\u66f4\u9ad8\u7684\u4e92\u52d5\u6027\u3002
\n—<\/p>\n","protected":false},"excerpt":{"rendered":"
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