{"id":4283,"date":"2025-06-11T08:41:39","date_gmt":"2025-06-17T01:26:39","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=4283"},"modified":"2025-06-17T08:41:39","modified_gmt":"2025-06-17T01:26:39","slug":"%e5%ad%b8%e7%bf%92vue-js%e4%b8%ad%e7%9a%84%e5%be%aa%e7%92%b0%e5%8a%9f%e8%83%bd%ef%bc%9a%e6%8e%8c%e6%8f%a1%e6%9b%b4%e5%a4%9a%e7%9a%84%e9%96%8b%e7%99%bc%e6%8a%80%e5%b7%a7","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/vue-js\/%e5%ad%b8%e7%bf%92vue-js%e4%b8%ad%e7%9a%84%e5%be%aa%e7%92%b0%e5%8a%9f%e8%83%bd%ef%bc%9a%e6%8e%8c%e6%8f%a1%e6%9b%b4%e5%a4%9a%e7%9a%84%e9%96%8b%e7%99%bc%e6%8a%80%e5%b7%a7\/","title":{"rendered":"\u638c\u63e1 Vue.js \u5faa\u74b0\u529f\u80fd\uff1a2025 \u6700\u65b0\u5be6\u4f5c\u6280\u5de7\u8207\u6700\u4f73\u61c9\u7528"},"content":{"rendered":"<p><meta name=\"keywords\" content=\"Vue.js, \u5faa\u74b0, v-for, JavaScript, \u524d\u7aef\u958b\u767c\"><\/p>\n<h1>Vue.js \u5faa\u74b0\u7684\u61c9\u7528<\/h1>\n<p>Vue.js \u662f\u4e00\u500b\u8f15\u91cf\u7d1a\u7684 JavaScript \u6846\u67b6\uff0c\u8b93\u958b\u767c\u8005\u80fd\u5920\u5feb\u901f\u958b\u767c\u9ad8\u54c1\u8cea\u7684 Web \u61c9\u7528\u7a0b\u5f0f\u3002Vue.js \u7684\u4e00\u500b\u91cd\u8981\u529f\u80fd\u662f\u5faa\u74b0\uff0c\u5b83\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u9ad8\u6548\u5730\u5c07\u8cc7\u6599\u6e32\u67d3\u5230\u7db2\u9801\u4e0a\u3002<\/p>\n<h2>\u4ec0\u9ebc\u662f Vue.js \u5faa\u74b0\uff1f<\/h2>\n<p>Vue.js \u5faa\u74b0\u662f\u4e00\u500b\u6307\u4ee4\uff0c\u4e3b\u8981\u7528\u65bc\u5728\u6a21\u677f\u4e2d\u6e32\u67d3\u8cc7\u6599\u3002\u5b83\u4f7f\u958b\u767c\u8005\u80fd\u5920\u7c21\u55ae\u5730\u5c07\u8cc7\u6599\u96c6\u5408\u4e2d\u7684\u6bcf\u500b\u9805\u76ee\u6e32\u67d3\u5230\u7db2\u9801\u4e0a\uff0c\u800c\u4e0d\u9700\u64b0\u5beb\u5197\u9577\u7684\u7a0b\u5f0f\u78bc\u3002<\/p>\n<h2>Vue.js \u5faa\u74b0\u7684\u57fa\u672c\u8a9e\u6cd5<\/h2>\n<p>Vue.js \u5faa\u74b0\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-html\">\n<ul>\n  <li v-for=\"item in items\" :key=\"item.id\">{{ item.name }}<\/li>\n<\/ul>\n<\/code><\/pre>\n<p>\u5728\u4e0a\u9762\u7684\u7a0b\u5f0f\u78bc\u4e2d\uff0c<code>v-for<\/code> \u6307\u4ee4\u6703\u5faa\u74b0 <code>items<\/code> \u9663\u5217\u4e2d\u7684\u6bcf\u500b\u5143\u7d20\uff0c\u4e26\u5c07\u5143\u7d20\u7684 <code>name<\/code> \u5c6c\u6027\u6e32\u67d3\u5230 <code>&lt;li&gt;<\/code> \u6a19\u7c64\u4e2d\u3002\u4f7f\u7528 <code>:key<\/code> \u5c6c\u6027\u53ef\u4ee5\u63d0\u9ad8\u6e32\u67d3\u6027\u80fd\uff0c\u7279\u5225\u662f\u5728\u5217\u8868\u9805\u76ee\u767c\u751f\u8b8a\u66f4\u6642\u3002<\/p>\n<h2>Vue.js \u5faa\u74b0\u7684\u5be6\u969b\u61c9\u7528<\/h2>\n<p>Vue.js \u5faa\u74b0\u5177\u6709\u5f88\u591a\u61c9\u7528\u5834\u666f\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li>\u5c07\u8cc7\u6599\u6e32\u67d3\u5230\u8868\u683c\u4e2d<\/li>\n<li>\u5c07\u8cc7\u6599\u6e32\u67d3\u5230\u5217\u8868\u4e2d<\/li>\n<li>\u5c07\u8cc7\u6599\u6e32\u67d3\u5230\u5716\u8868\u4e2d<\/li>\n<\/ul>\n<p>\u9019\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u5feb\u901f\u4e14\u6709\u6548\u5730\u5c07\u8cc7\u6599\u986f\u793a\u5728\u7db2\u9801\u4e0a\u3002<\/p>\n<h2>\u5982\u4f55\u4f7f\u7528 Vue.js \u5faa\u74b0\uff1f<\/h2>\n<p>\u8981\u4f7f\u7528 Vue.js \u5faa\u74b0\uff0c\u9996\u5148\u9700\u5b9a\u7fa9\u4e00\u500b\u9663\u5217\uff0c\u7136\u5f8c\u5229\u7528 <code>v-for<\/code> \u6307\u4ee4\u5c07\u8cc7\u6599\u6e32\u67d3\u5230\u7db2\u9801\u4e0a\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code class=\"language-javascript\">\nvar items = [\n  { id: 1, name: 'John', age: 30 },\n  { id: 2, name: 'Jane', age: 25 },\n  { id: 3, name: 'Bob', age: 27 }\n];\n<\/code><\/pre>\n<p>\u63a5\u8457\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u4f7f\u7528 <code>v-for<\/code> \u6307\u4ee4\u5c07\u8cc7\u6599\u6e32\u67d3\u5230\u7db2\u9801\u4e0a\uff1a<\/p>\n<pre><code class=\"language-html\">\n<ul>\n  <li v-for=\"item in items\" :key=\"item.id\">{{ item.name }}<\/li>\n<\/ul>\n<\/code><\/pre>\n<p>\u9019\u6bb5\u7a0b\u5f0f\u78bc\u4e2d\uff0c<code>v-for<\/code> \u6307\u4ee4\u6703\u5faa\u74b0 <code>items<\/code> \u9663\u5217\u4e2d\u7684\u6bcf\u500b\u5143\u7d20\uff0c\u4e26\u5c07\u5143\u7d20\u7684 <code>name<\/code> \u5c6c\u6027\u6e32\u67d3\u5230 <code>&lt;li&gt;<\/code> \u6a19\u7c64\u4e2d\u3002<\/p>\n<h2>\u932f\u8aa4\u6392\u9664<\/h2>\n<p>\u5728\u4f7f\u7528 Vue.js \u5faa\u74b0\u6642\uff0c\u53ef\u80fd\u6703\u9047\u5230\u4ee5\u4e0b\u932f\u8aa4\uff1a<\/p>\n<p>1. **\u672a\u8a2d\u7f6e key \u5c6c\u6027**\uff1a\u5728\u6e32\u67d3\u5217\u8868\u6642\uff0c\u5fd8\u8a18\u6dfb\u52a0 <code>:key<\/code> \u5c6c\u6027\u53ef\u80fd\u5c0e\u81f4\u6027\u80fd\u554f\u984c\u548c\u6e32\u67d3\u932f\u8aa4\u3002<br \/>\n2. **\u8cc7\u6599\u672a\u6b63\u78ba\u7d81\u5b9a**\uff1a\u78ba\u4fdd\u8cc7\u6599\u4f86\u6e90\u6b63\u78ba\uff0c\u4e14\u5728 Vue \u5be6\u4f8b\u4e2d\u5df2\u6b63\u78ba\u5730\u5b9a\u7fa9\u3002<\/p>\n<h2>\u5ef6\u4f38\u61c9\u7528<\/h2>\n<p>\u9664\u4e86\u57fa\u672c\u7684\u8cc7\u6599\u6e32\u67d3\uff0cVue.js \u5faa\u74b0\u9084\u53ef\u4ee5\u8207\u5176\u4ed6\u6307\u4ee4\u7d50\u5408\u4f7f\u7528\uff0c\u4f8b\u5982\uff1a<\/p>\n<p>&#8211; **\u689d\u4ef6\u6e32\u67d3**\uff1a\u53ef\u4ee5\u8207 <code>v-if<\/code> \u5171\u540c\u4f7f\u7528\uff0c\u4ee5\u6839\u64da\u689d\u4ef6\u52d5\u614b\u986f\u793a\u7279\u5b9a\u9805\u76ee\u3002<br \/>\n&#8211; **\u904e\u6ffe\u5668**\uff1a\u53ef\u4ee5\u5728\u986f\u793a\u5217\u8868\u524d\u5c0d\u8cc7\u6599\u9032\u884c\u904e\u6ffe\u6216\u6392\u5e8f\u3002<\/p>\n<h2>\u7d50\u8ad6<\/h2>\n<p>Vue.js \u5faa\u74b0\u662f\u4e00\u500b\u975e\u5e38\u6709\u7528\u7684\u529f\u80fd\uff0c\u8b93\u958b\u767c\u8005\u80fd\u5920\u5feb\u901f\u5730\u5c07\u8cc7\u6599\u6e32\u67d3\u5230\u7db2\u9801\u4e0a\uff0c\u9069\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u5834\u666f\uff0c\u5982\u8868\u683c\u3001\u5217\u8868\u548c\u5716\u8868\u7b49\u3002<\/p>\n<h2>Q&#038;A\uff08\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff09<\/h2>\n<h3>1. Vue.js \u5faa\u74b0\u53ef\u4ee5\u4f7f\u7528\u4ec0\u9ebc\u8cc7\u6599\u985e\u578b\uff1f<\/h3>\n<p>\u7b54\uff1aVue.js \u5faa\u74b0\u53ef\u4ee5\u4f7f\u7528\u9663\u5217\u6216\u7269\u4ef6\uff0c\u9663\u5217\u901a\u5e38\u66f4\u70ba\u5e38\u898b\u3002<\/p>\n<h3>2. \u5982\u4f55\u5728\u5faa\u74b0\u4e2d\u4f7f\u7528\u689d\u4ef6\u6e32\u67d3\uff1f<\/h3>\n<p>\u7b54\uff1a\u53ef\u4ee5\u5728 <code>v-for<\/code> \u4e2d\u4f7f\u7528 <code>v-if<\/code> \u4f86\u6839\u64da\u689d\u4ef6\u986f\u793a\u7279\u5b9a\u9805\u76ee\u3002<\/p>\n<h3>3. \u70ba\u4ec0\u9ebc\u8981\u4f7f\u7528 key \u5c6c\u6027\uff1f<\/h3>\n<p>\u7b54\uff1a\u4f7f\u7528 <code>:key<\/code> \u53ef\u4ee5\u63d0\u9ad8\u6e32\u67d3\u6027\u80fd\uff0c\u907f\u514d\u4e0d\u5fc5\u8981\u7684 DOM \u64cd\u4f5c\uff0c\u4e26\u78ba\u4fdd\u6bcf\u500b\u9805\u76ee\u7684\u552f\u4e00\u6027\u3002<br \/>\n&#8212;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6458\u8981\uff1aVue.js\u662f\u4e00\u500b\u5f37\u5927\u7684JavaScript\u6846\u67b6\uff0c\u5b83\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u66f4\u8f15\u9b06\u5730\u5275\u5efa\u548c\u7ba1\u7406\u52d5\u614b\u7db2\u9801\u61c9\u7528\u7a0b\u5e8f\u3002\u672c\u6587\u5c07\u4ecb\u7d39Vue.js\u4e2d\u7684\u5faa\u74b0\u529f\u80fd\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u6280\u5de7\uff0c\u8b93\u958b\u767c\u8005\u66f4\u597d\u5730\u638c\u63e1Vue.js\u7684\u5faa\u74b0\u529f\u80fd\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[180,179],"tags":[178,177],"class_list":["post-4283","post","type-post","status-publish","format-standard","hentry","category-vue","category-vue-js","tag-vue","tag-vue-js"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-175","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4283","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/comments?post=4283"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4283\/revisions"}],"predecessor-version":[{"id":4284,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4283\/revisions\/4284"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=4283"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=4283"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=4283"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}