{"id":52153,"date":"2024-12-03T17:34:02","date_gmt":"2024-12-03T09:34:02","guid":{"rendered":"https:\/\/fwq.ai\/blog\/52153\/"},"modified":"2024-12-03T17:34:02","modified_gmt":"2024-12-03T09:34:02","slug":"vue-js-element-plus-%e4%b8%ad%ef%bc%8c%e5%ad%90%e7%bb%84%e4%bb%b6-emit-%e5%a4%b1%e6%95%88%e6%98%af%e4%bb%80%e4%b9%88%e5%8e%9f%e5%9b%a0%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/52153\/","title":{"rendered":"Vue.js + Element Plus \u4e2d\uff0c\u5b50\u7ec4\u4ef6 $emit \u5931\u6548\u662f\u4ec0\u4e48\u539f\u56e0\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Vue.js + Element Plus \u4e2d\uff0c\u5b50\u7ec4\u4ef6 $emit \u5931\u6548\u662f\u4ec0\u4e48\u539f\u56e0\uff1f<\/h1>\n<p><span style=\"font-size: 15px\">\u5b66\u4e60\u77e5\u8bc6\u8981\u5584\u4e8e\u601d\u8003\uff0c\u601d\u8003\uff0c\u518d\u601d\u8003\uff01\u4eca\u5929\u7c73\u4e91\u5c0f\u7f16\u5c31\u7ed9\u5927\u5bb6\u5e26\u6765<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aVue.js + Element Plus \u4e2d\uff0c\u5b50\u7ec4\u4ef6 $emit \u5931\u6548\u662f\u4ec0\u4e48\u539f\u56e0\uff1f\u300b<\/span>\uff0c\u4ee5\u4e0b\u5185\u5bb9\u4e3b\u8981\u5305\u542b<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60\u6216\u51c6\u5907\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\uff0c\u5c31\u90fd\u4e0d\u8981\u9519\u8fc7\u672c\u6587\u5566~\u8ba9\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff0c\u80fd\u5e2e\u52a9\u5230\u4f60\u5c31\u66f4\u597d\u4e86\uff01<\/span><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241119\/1731993683673c2053d0a90.jpg\" class=\"aligncenter\" title=\"Vue.js + Element Plus \u4e2d\uff0c\u5b50\u7ec4\u4ef6 $emit \u5931\u6548\u662f\u4ec0\u4e48\u539f\u56e0\uff1f\u63d2\u56fe\" alt=\"Vue.js + Element Plus \u4e2d\uff0c\u5b50\u7ec4\u4ef6 $emit \u5931\u6548\u662f\u4ec0\u4e48\u539f\u56e0\uff1f\u63d2\u56fe\" \/><\/p>\n<h2>vue.js + element plus\uff0cthis.$emit \u5931\u6548\u7684\u539f\u56e0<\/h2>\n<p><strong>\u95ee\u9898\u63cf\u8ff0<\/strong><\/p>\n<p>\u5728 vue.js 3 \u548c element plus \u4e2d\uff0c\u4f7f\u7528\u5b50\u7ec4\u4ef6 newnew.vue \u5411\u7236\u7ec4\u4ef6\u89e6\u53d1\u81ea\u5b9a\u4e49\u4e8b\u4ef6\u65f6\uff0cthis.$emit \u65b9\u6cd5\u65e0\u6548\uff0c\u6ca1\u6709\u4efb\u4f55\u54cd\u5e94\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u76f8\u5173\u7684\u4ee3\u7801\u793a\u4f8b\uff1a<\/p>\n<p><strong>\u5b50\u7ec4\u4ef6 newnew.vue<\/strong><\/p>\n<pre>&lt;script&gt;\nexport default {\n  ...\n  methods: {\n    confirm() {\n      this.$emit(\"conditionupdate\", {\n        \/\/ ...\n      });\n    },\n  },\n};\n&lt;\/script&gt;<\/pre>\n<p><strong>\u7236\u7ec4\u4ef6<\/strong><\/p>\n<pre>&lt;template&gt;\n  &lt;newnew ... @update=\"conditionUpdate\" \/&gt;\n&lt;\/template&gt;\n\n&lt;script&gt;\nexport default {\n  methods: {\n    conditionUpdate(data) {\n      \/\/ ...\n    },\n  },\n};\n&lt;\/script&gt;<\/pre>\n<p><strong>\u539f\u56e0\u5206\u6790<\/strong><\/p>\n<p>this.$emit \u5728\u5b50\u7ec4\u4ef6\u4e2d\u65e0\u6548\u53ef\u80fd\u662f\u7531\u4e8e\u4ee5\u4e0b\u539f\u56e0\uff1a<\/p>\n<ul>\n<li><strong>\u4e8b\u4ef6\u540d\u79f0\u62fc\u5199\u9519\u8bef\uff1a<\/strong>\u8bf7\u786e\u4fdd\u4e8b\u4ef6\u540d\u79f0\u4e0e\u7236\u7ec4\u4ef6\u76d1\u542c\u7684\u4e8b\u4ef6\u540d\u79f0\u5b8c\u5168\u5339\u914d\u3002<\/li>\n<li><strong>\u4e8b\u4ef6\u672a\u6ce8\u518c\uff1a<\/strong>\u7236\u7ec4\u4ef6\u5fc5\u987b\u5728\u6a21\u677f\u4e2d\u6ce8\u518c\u4e8b\u4ef6\u76d1\u542c\u5668\uff0c\u4f8b\u5982 @update=&#8221;conditionupdate&#8221;\u3002<\/li>\n<li><strong>\u9519\u8bef\u7684\u89e6\u53d1\u65f6\u673a\uff1a<\/strong>this.$emit \u5e94\u8be5\u5728\u5b50\u7ec4\u4ef6\u65b9\u6cd5\u7684\u5185\u90e8\u89e6\u53d1\uff0c\u800c\u4e0d\u662f\u5728 mounted \u6216 created \u7b49\u751f\u547d\u5468\u671f\u94a9\u5b50\u4e2d\u3002<\/li>\n<\/ul>\n<p><strong>\u89e3\u51b3\u65b9\u6848<\/strong><\/p>\n<ul>\n<li>\u68c0\u67e5\u4e8b\u4ef6\u540d\u79f0\u548c\u62fc\u5199\u3002<\/li>\n<li>\u786e\u4fdd\u5728\u7236\u7ec4\u4ef6\u6a21\u677f\u4e2d\u6ce8\u518c\u4e86\u4e8b\u4ef6\u76d1\u542c\u5668\u3002<\/li>\n<li>\u5c06 this.$emit \u653e\u5728\u5b50\u7ec4\u4ef6\u65b9\u6cd5\u7684\u9002\u5f53\u4f4d\u7f6e\u3002<\/li>\n<\/ul>\n<p><strong>\u66ff\u4ee3\u65b9\u6cd5<\/strong><\/p>\n<p>\u9664\u4e86\u4f7f\u7528 this.$emit\uff0c\u60a8\u8fd8\u53ef\u4ee5\u4f7f\u7528\u5176\u4ed6\u65b9\u5f0f\u5b9e\u73b0\u5b50\u7ec4\u4ef6\u4e0e\u7236\u7ec4\u4ef6\u4e4b\u95f4\u7684\u901a\u4fe1\uff1a<\/p>\n<ul>\n<li><strong>**props\uff1a<\/strong>\u901a\u8fc7 props 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\u5931\u6548\u662f\u4ec0\u4e48\u539f\u56e0\uff1f\u300b\u7684\u5185\u5bb9\u5c31\u4ecb\u7ecd\u5230\u8fd9\u91cc\u4e86\uff0c\u662f\u4e0d\u662f\u5b66\u8d77\u6765\u4e00\u76ee\u4e86\u7136\uff01\u60f3\u8981\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u5185\u5bb9\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01<\/p>\n<dl>\n<dt><\/dt>\n<dd>\n   \u91cd\u88c5\u7cfb\u7edf\u8054\u60f3\u552e\u540e\u91cd\u88c5\u7cfb\u7edf\u662f\u6b63\u7248\u7684\u5417\u77e5\u4e4e\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>Vue.js + Element Plus \u4e2d\uff0c\u5b50\u7ec4\u4ef6 $emit \u5931\u6548\u662f\u4ec0\u4e48\u539f\u56e0\uff1f \u5b66\u4e60\u77e5\u8bc6\u8981\u5584\u4e8e\u601d\u8003\uff0c\u601d\u8003\uff0c\u518d\u601d\u8003\uff01\u4eca\u5929\u7c73\u4e91\u5c0f\u7f16\u5c31\u7ed9\u5927\u5bb6\u5e26\u6765\u300aVue.js + Element Plus \u4e2d\uff0c\u5b50\u7ec4\u4ef6 $emit \u5931\u6548\u662f\u4ec0\u4e48\u539f\u56e0\uff1f\u300b\uff0c\u4ee5\u4e0b\u5185\u5bb9\u4e3b\u8981\u5305\u542b\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60\u6216\u51c6\u5907\u5b66\u4e60\u6587\u7ae0\uff0c\u5c31\u90fd\u4e0d\u8981\u9519\u8fc7\u672c\u6587\u5566~\u8ba9\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff0c\u80fd\u5e2e\u52a9\u5230\u4f60\u5c31\u66f4\u597d\u4e86\uff01 vue.js + element plus\uff0cthis.$emit \u5931\u6548\u7684\u539f\u56e0 \u95ee\u9898\u63cf\u8ff0 \u5728 vue.js 3 \u548c element plus \u4e2d\uff0c\u4f7f\u7528\u5b50\u7ec4\u4ef6 newnew.vue \u5411\u7236\u7ec4\u4ef6\u89e6\u53d1\u81ea\u5b9a\u4e49\u4e8b\u4ef6\u65f6\uff0cthis.$emit \u65b9\u6cd5\u65e0\u6548\uff0c\u6ca1\u6709\u4efb\u4f55\u54cd\u5e94\u3002 \u4ee5\u4e0b\u662f\u76f8\u5173\u7684\u4ee3\u7801\u793a\u4f8b\uff1a \u5b50\u7ec4\u4ef6 newnew.vue &lt;script&gt; export default { &#8230; methods: { confirm() { this.$emit(&#8220;conditionupdate&#8221;, { \/\/ &#8230; }); }, }, }; &lt;\/script&gt; \u7236\u7ec4\u4ef6 &lt;template&gt; &lt;newnew &#8230; [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-52153","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/52153","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=52153"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/52153\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=52153"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=52153"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=52153"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}