{"id":4281,"date":"2025-06-14T08:53:20","date_gmt":"2025-06-17T01:26:19","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=4281"},"modified":"2025-06-17T08:53:20","modified_gmt":"2025-06-17T01:26:19","slug":"%e4%ba%86%e8%a7%a3vue-js%e6%a2%9d%e4%bb%b6%e8%aa%9e%e5%8f%a5%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5%e8%88%87%e6%87%89%e7%94%a8","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/vue-js\/%e4%ba%86%e8%a7%a3vue-js%e6%a2%9d%e4%bb%b6%e8%aa%9e%e5%8f%a5%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5%e8%88%87%e6%87%89%e7%94%a8\/","title":{"rendered":"\u6df1\u5165\u4e86\u89e3 Vue.js \u689d\u4ef6\u8a9e\u53e5\u7684\u61c9\u7528\u8207\u6700\u4f73\u5be6\u8e10\uff082025 \u66f4\u65b0\uff09"},"content":{"rendered":"<p><meta name=\"keywords\" content=\"Vue.js, \u689d\u4ef6\u8a9e\u53e5, Vue.js \u6559\u5b78, JavaScript, \u524d\u7aef\u958b\u767c\"><\/p>\n<h2>Vue.js \u689d\u4ef6\u8a9e\u53e5\u6982\u8ff0<\/h2>\n<p>\u5728\u73fe\u4ee3\u524d\u7aef\u958b\u767c\u4e2d\uff0c<strong>Vue.js<\/strong> \u689d\u4ef6\u8a9e\u53e5\u662f\u4e00\u500b\u81f3\u95dc\u91cd\u8981\u7684\u6280\u8853\u3002\u5b83\u4e0d\u50c5\u8b93\u958b\u767c\u8005\u80fd\u5920\u9748\u6d3b\u5730\u63a7\u5236\u7db2\u9801\u884c\u70ba\uff0c\u9084\u80fd\u63d0\u9ad8\u4ee3\u78bc\u7684\u53ef\u8b80\u6027\u8207\u7dad\u8b77\u6027\u3002\u5728\u672c\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u5c07\u6df1\u5165\u63a2\u8a0e Vue.js \u7684\u689d\u4ef6\u8a9e\u53e5\uff0c\u5305\u62ec\u5176\u57fa\u672c\u6982\u5ff5\u3001\u5be6\u4f5c\u7bc4\u4f8b\u4ee5\u53ca\u6700\u4f73\u5be6\u8e10\u3002<\/p>\n<h2>Vue.js \u689d\u4ef6\u8a9e\u53e5\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Vue.js \u63d0\u4f9b\u4e86\u591a\u7a2e\u689d\u4ef6\u8a9e\u53e5\u7684\u5be6\u73fe\u65b9\u5f0f\uff0c\u8b93\u958b\u767c\u8005\u53ef\u4ee5\u6839\u64da\u4e0d\u540c\u7684\u689d\u4ef6\u57f7\u884c\u76f8\u61c9\u7684\u64cd\u4f5c\u3002\u4ee5\u4e0b\u662f\u6700\u5e38\u7528\u7684\u689d\u4ef6\u8a9e\u53e5\uff1a<\/p>\n<h3>1. if-else \u8a9e\u53e5<\/h3>\n<p>\u6700\u57fa\u672c\u7684\u689d\u4ef6\u8a9e\u53e5\u662f <code>if-else<\/code> \u8a9e\u53e5\u3002\u5047\u8a2d\u6211\u5011\u60f3\u6aa2\u67e5\u4e00\u500b\u8b8a\u91cf\u7684\u503c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u78bc\uff1a<\/p>\n<pre><code class=\"language-javascript\">\nif (variable) {\n  \/\/ \u5982\u679c\u8b8a\u91cf\u70ba\u771f\uff0c\u57f7\u884c\u9019\u500b\u64cd\u4f5c\n} else {\n  \/\/ \u5982\u679c\u8b8a\u91cf\u70ba\u5047\uff0c\u57f7\u884c\u53e6\u4e00\u500b\u64cd\u4f5c\n}\n<\/code><\/pre>\n<h3>2. \u591a\u91cd\u689d\u4ef6\u5224\u65b7<\/h3>\n<p>\u5982\u679c\u9700\u8981\u6aa2\u67e5\u591a\u500b\u689d\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>if-else if-else<\/code> \u7d50\u69cb\uff1a<\/p>\n<pre><code class=\"language-javascript\">\nif (condition1 && condition2) {\n  \/\/ \u5982\u679c\u5169\u500b\u689d\u4ef6\u90fd\u70ba\u771f\uff0c\u57f7\u884c\u9019\u500b\u64cd\u4f5c\n} else if (condition1 || condition2) {\n  \/\/ \u5982\u679c\u6709\u4e00\u500b\u689d\u4ef6\u70ba\u771f\uff0c\u57f7\u884c\u53e6\u4e00\u500b\u64cd\u4f5c\n} else {\n  \/\/ \u5982\u679c\u5169\u500b\u689d\u4ef6\u90fd\u70ba\u5047\uff0c\u57f7\u884c\u53e6\u4e00\u500b\u64cd\u4f5c\n}\n<\/code><\/pre>\n<h3>3. switch \u8a9e\u53e5<\/h3>\n<p>\u7576\u9700\u8981\u6aa2\u67e5\u8b8a\u91cf\u7684\u591a\u500b\u53ef\u80fd\u503c\u6642\uff0c<code>switch<\/code> \u8a9e\u53e5\u662f\u4e00\u500b\u66f4\u6e05\u6670\u7684\u9078\u64c7\uff1a<\/p>\n<pre><code class=\"language-javascript\">\nswitch (variable) {\n  case 'value1':\n    \/\/ \u5982\u679c\u8b8a\u91cf\u7b49\u65bc value1\uff0c\u57f7\u884c\u9019\u500b\u64cd\u4f5c\n    break;\n  case 'value2':\n    \/\/ \u5982\u679c\u8b8a\u91cf\u7b49\u65bc value2\uff0c\u57f7\u884c\u53e6\u4e00\u500b\u64cd\u4f5c\n    break;\n  default:\n    \/\/ \u5982\u679c\u8b8a\u91cf\u4e0d\u7b49\u65bc value1 \u6216 value2\uff0c\u57f7\u884c\u53e6\u4e00\u500b\u64cd\u4f5c\n    break;\n}\n<\/code><\/pre>\n<h2>\u932f\u8aa4\u6392\u9664\u8207\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u5728\u4f7f\u7528 Vue.js \u689d\u4ef6\u8a9e\u53e5\u6642\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u932f\u8aa4\u53ca\u5176\u6392\u9664\u65b9\u6cd5\uff1a<\/p>\n<ul>\n<li><strong>\u689d\u4ef6\u5224\u65b7\u932f\u8aa4\uff1a<\/strong>\u78ba\u4fdd\u4f7f\u7528\u6b63\u78ba\u7684\u904b\u7b97\u7b26\uff08\u5982 <code>==<\/code> \u8207 <code>===<\/code>\uff09\u4ee5\u907f\u514d\u985e\u578b\u5f37\u5236\u8f49\u63db\u7684\u554f\u984c\u3002<\/li>\n<li><strong>\u7121\u7aae\u8ff4\u5708\uff1a<\/strong>\u5728\u689d\u4ef6\u4e2d\u4f7f\u7528\u8b8a\u91cf\u6642\uff0c\u78ba\u4fdd\u8b8a\u91cf\u7684\u503c\u6703\u5728\u67d0\u9ede\u4e0a\u8b8a\u5316\uff0c\u5426\u5247\u53ef\u80fd\u6703\u5c0e\u81f4\u7121\u7aae\u8ff4\u5708\u3002<\/li>\n<li><strong>\u4ee3\u78bc\u53ef\u8b80\u6027\uff1a<\/strong>\u4fdd\u6301\u4ee3\u78bc\u7c21\u6f54\uff0c\u907f\u514d\u6df1\u5c64\u5d4c\u5957\u7684\u689d\u4ef6\u8a9e\u53e5\uff0c\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u53ef\u8b80\u6027\u3002<\/li>\n<\/ul>\n<h2>\u5ef6\u4f38\u61c9\u7528<\/h2>\n<p>\u9664\u4e86\u57fa\u672c\u7684\u689d\u4ef6\u5224\u65b7\uff0cVue.js \u9084\u53ef\u4ee5\u8207\u5176\u4ed6\u529f\u80fd\u7d50\u5408\u4f7f\u7528\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li>\u5728\u6a21\u677f\u4e2d\u4f7f\u7528 <code>v-if<\/code>\u3001<code>v-else<\/code> \u548c <code>v-else-if<\/code> \u4f86\u52d5\u614b\u63a7\u5236 DOM \u5143\u7d20\u7684\u6e32\u67d3\u3002<\/li>\n<li>\u4f7f\u7528\u8a08\u7b97\u5c6c\u6027\u4f86\u7c21\u5316\u8907\u96dc\u7684\u689d\u4ef6\u908f\u8f2f\u3002<\/li>\n<\/ul>\n<h2>\u7d50\u8ad6<\/h2>\n<p>Vue.js \u689d\u4ef6\u8a9e\u53e5\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u6839\u64da\u4e0d\u540c\u60c5\u6cc1\u63a7\u5236\u7db2\u9801\u884c\u70ba\u3002\u901a\u904e\u638c\u63e1\u9019\u4e9b\u57fa\u672c\u6982\u5ff5\u8207\u6700\u4f73\u5be6\u8e10\uff0c\u60a8\u53ef\u4ee5\u7de8\u5beb\u51fa\u66f4\u6e05\u6670\u3001\u9ad8\u6548\u7684\u4ee3\u78bc\u3002<\/p>\n<h2>Q&#038;A\uff08\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff09<\/h2>\n<h3>Q1: Vue.js \u4e2d\u7684 <code>v-if<\/code> \u548c <code>v-show<\/code> \u6709\u4ec0\u9ebc\u5340\u5225\uff1f<\/h3>\n<p>A1: <code>v-if<\/code> \u662f\u689d\u4ef6\u6e32\u67d3\uff0c\u7576\u689d\u4ef6\u4e0d\u6eff\u8db3\u6642\uff0c\u8a72\u5143\u7d20\u5c07\u4e0d\u6703\u88ab\u6e32\u67d3\u5230 DOM \u4e2d\uff1b\u800c <code>v-show<\/code> \u6703\u6e32\u67d3\u5143\u7d20\uff0c\u4f46\u6839\u64da\u689d\u4ef6\u63a7\u5236\u5176\u986f\u793a\u8207\u96b1\u85cf\u3002<\/p>\n<h3>Q2: \u5982\u4f55\u5728 Vue.js \u4e2d\u4f7f\u7528\u689d\u4ef6\u8a9e\u53e5\u4f86\u63a7\u5236\u6a23\u5f0f\uff1f<\/h3>\n<p>A2: \u53ef\u4ee5\u4f7f\u7528\u8a08\u7b97\u5c6c\u6027\u6216\u76f4\u63a5\u5728\u6a21\u677f\u4e2d\u4f7f\u7528 <code>v-bind:class<\/code> \u8207\u689d\u4ef6\u8a9e\u53e5\u4f86\u52d5\u614b\u6539\u8b8a\u5143\u7d20\u7684\u6a23\u5f0f\u3002<\/p>\n<h3>Q3: Vue.js \u4e2d\u7684\u689d\u4ef6\u8a9e\u53e5\u53ef\u4ee5\u8207\u5176\u4ed6\u6846\u67b6\u4e00\u8d77\u4f7f\u7528\u55ce\uff1f<\/h3>\n<p>A3: \u662f\u7684\uff0cVue.js \u53ef\u4ee5\u8207\u5176\u4ed6 JavaScript \u6846\u67b6\u6216\u5eab\u4e00\u8d77\u4f7f\u7528\uff0c\u4f46\u9700\u8981\u6ce8\u610f\u5404\u81ea\u7684\u8a9e\u6cd5\u548c\u72c0\u614b\u7ba1\u7406\u65b9\u5f0f\u3002<\/p>\n<p>&#8212;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2Vue.js\u689d\u4ef6\u8a9e\u53e5\u7684\u57fa\u672c\u6982\u5ff5\uff0c\u4e86\u89e3\u5982\u4f55\u4f7f\u7528\u689d\u4ef6\u8a9e\u53e5\u4f86\u63a7\u5236\u7a0b\u5f0f\u7684\u6d41\u7a0b\uff0c\u4e26\u63a2\u7d22\u689d\u4ef6\u8a9e\u53e5\u5728Vue.js\u4e2d\u7684\u61c9\u7528\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-4281","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\/pcFK27-173","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4281","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=4281"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4281\/revisions"}],"predecessor-version":[{"id":4282,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4281\/revisions\/4282"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=4281"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=4281"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=4281"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}