{"id":53028,"date":"2024-12-03T17:02:21","date_gmt":"2024-12-03T09:02:21","guid":{"rendered":"https:\/\/fwq.ai\/blog\/53028\/"},"modified":"2024-12-03T17:02:21","modified_gmt":"2024-12-03T09:02:21","slug":"vue3-%e5%93%8d%e5%ba%94%e5%bc%8f%e7%b3%bb%e7%bb%9f%e4%b8%ad%e4%bd%bf%e7%94%a8-reflect-set-%e8%ae%be%e7%bd%ae%e5%af%b9%e8%b1%a1%e5%b1%9e%e6%80%a7%e6%97%b6%ef%bc%8c%e5%a6%82%e4%bd%95%e7%a1%ae%e4%bf%9d","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/53028\/","title":{"rendered":"Vue3 \u54cd\u5e94\u5f0f\u7cfb\u7edf\u4e2d\u4f7f\u7528 Reflect.set \u8bbe\u7f6e\u5bf9\u8c61\u5c5e\u6027\u65f6\uff0c\u5982\u4f55\u786e\u4fdd\u6240\u6709\u66f4\u65b0\u90fd\u88ab\u6b63\u786e\u89e6\u53d1\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Vue3 \u54cd\u5e94\u5f0f\u7cfb\u7edf\u4e2d\u4f7f\u7528 Reflect.set \u8bbe\u7f6e\u5bf9\u8c61\u5c5e\u6027\u65f6\uff0c\u5982\u4f55\u786e\u4fdd\u6240\u6709\u66f4\u65b0\u90fd\u88ab\u6b63\u786e\u89e6\u53d1\uff1f<\/h1>\n<p>\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aVue3 \u54cd\u5e94\u5f0f\u7cfb\u7edf\u4e2d\u4f7f\u7528 Reflect.set \u8bbe\u7f6e\u5bf9\u8c61\u5c5e\u6027\u65f6\uff0c\u5982\u4f55\u786e\u4fdd\u6240\u6709\u66f4\u65b0\u90fd\u88ab\u6b63\u786e\u89e6\u53d1\uff1f\u300b<\/span>\u4e3b\u8981\u8bb2\u89e3\u4e86<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728\u7c73\u4e91\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241125\/173253928767447397e3261.jpg\" class=\"aligncenter\" title=\"Vue3 \u54cd\u5e94\u5f0f\u7cfb\u7edf\u4e2d\u4f7f\u7528 Reflect.set \u8bbe\u7f6e\u5bf9\u8c61\u5c5e\u6027\u65f6\uff0c\u5982\u4f55\u786e\u4fdd\u6240\u6709\u66f4\u65b0\u90fd\u88ab\u6b63\u786e\u89e6\u53d1\uff1f\u63d2\u56fe\" alt=\"Vue3 \u54cd\u5e94\u5f0f\u7cfb\u7edf\u4e2d\u4f7f\u7528 Reflect.set \u8bbe\u7f6e\u5bf9\u8c61\u5c5e\u6027\u65f6\uff0c\u5982\u4f55\u786e\u4fdd\u6240\u6709\u66f4\u65b0\u90fd\u88ab\u6b63\u786e\u89e6\u53d1\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>\u4f7f\u7528reflect.set \u89e3\u51b3vue3 \u54cd\u5e94\u5f0f\u66f4\u65b0\u95ee\u9898<\/strong><\/p>\n<p>\u5728vue3 \u7684\u54cd\u5e94\u5f0f\u7cfb\u7edf\u4e2d\uff0c\u4f7f\u7528reflect.set \u8bbe\u7f6e\u5bf9\u8c61\u5c5e\u6027\u65f6\uff0c\u5148\u8d4b\u503c\u518d\u8fd4\u56de\u80fd\u591f\u89e3\u51b3\u66f4\u65b0\u95ee\u9898\u3002\u8fd9\u662f\u56e0\u4e3a\uff1a<\/p>\n<p>\u5728 set \u62e6\u622a\u5668\u4e2d\uff0c\u4f7f\u7528 reflect.set \u8bbe\u7f6e\u5bf9\u8c61\u5c5e\u6027\u65f6\uff0cvue3 \u4f1a\u901a\u8fc7 trigger \u51fd\u6570\u89e6\u53d1\u4f9d\u8d56\u66f4\u65b0\u3002\u7136\u800c\uff0c\u5982\u679c\u76f4\u63a5\u8fd4\u56dereflect.set(&#8230;arguments)\uff0c\u5219\u53ef\u80fd\u51fa\u73b0\u4ee5\u4e0b\u60c5\u51b5\uff1a<\/p>\n<ul>\n<li>\u5f53\u5728\u77ed\u65f6\u95f4\u5185\u5bf9\u540c\u4e00\u5bf9\u8c61\u7684\u591a\u4e2a\u5c5e\u6027\u8fdb\u884c\u66f4\u65b0\u65f6\uff0c\u5728trigger \u51fd\u6570\u88ab\u8c03\u7528\u4e4b\u524d\uff0c\u5bf9\u8c61\u5df2\u7ecf\u66f4\u65b0\uff0c\u5bfc\u81f4\u90e8\u5206\u66f4\u65b0\u88ab\u5ffd\u7565\u3002 <\/li>\n<\/ul>\n<p>\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0cvue3 \u5728 set \u62e6\u622a\u5668\u4e2d\u5148\u5c06 reflect.set(&#8230;arguments) \u7684\u8fd4\u56de\u503c\u8d4b\u503c\u7ed9\u4e00\u4e2a\u53d8\u91cf res\uff0c\u7136\u540e\u518d\u8fd4\u56de res\u3002\u8fd9\u786e\u4fdd\u4e86\u65e0\u8bba\u5bf9\u8c61\u662f\u5426\u5df2\u66f4\u65b0\uff0ctrigger \u51fd\u6570\u90fd\u80fd\u83b7\u53d6\u5230\u6b63\u786e\u7684\u5bf9\u8c61\u5c5e\u6027\u503c\uff0c\u4ece\u800c\u89e6\u53d1\u6240\u6709\u5fc5\u8981\u7684\u4f9d\u8d56\u66f4\u65b0\u3002 <\/p>\n<p>\u4f8b\u5982\uff0c\u5728\u4ee5\u4e0b\u4ee3\u7801\u4e2d\uff1a<\/p>\n<pre>const animal = reactive({\n  name: 'dog',\n  age: 2\n});\n\nsetTimeout(() =&gt; {\n  animal.name = 'cat';\n  animal.age = 3;\n}, 2000);<\/pre>\n<p>\u5982\u679c\u5728set \u62e6\u622a\u5668\u4e2d\u76f4\u63a5\u8fd4\u56dereflect.set(&#8230;arguments)\uff0c\u5219\u5728animal.age = 3 \u88ab\u8bbe\u7f6e\u65f6\uff0ctrigger\u51fd\u6570\u5c06\u83b7\u53d6\u5230\u5bf9\u8c61{ name: &#8216;cat&#8217;, age: 2 }\uff0c\u8fd9\u5c06\u5bfc\u81f4animal.age \u7684\u66f4\u65b0\u88ab\u5ffd\u7565\u3002 <\/p>\n<p>\u800c\u5982\u679c\u5148\u8d4b\u503c\u518d\u8fd4\u56de\uff0c\u5219 trigger \u51fd\u6570\u5c06\u83b7\u53d6\u5230\u5bf9\u8c61 { name: &#8216;cat&#8217;, age: 3 }\uff0c\u4ece\u800c\u89e6\u53d1 animal.age \u7684\u66f4\u65b0\u3002 <\/p>\n<p>\u6587\u4e2d\u5173\u4e8e\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300aVue3 \u54cd\u5e94\u5f0f\u7cfb\u7edf\u4e2d\u4f7f\u7528 Reflect.set \u8bbe\u7f6e\u5bf9\u8c61\u5c5e\u6027\u65f6\uff0c\u5982\u4f55\u786e\u4fdd\u6240\u6709\u66f4\u65b0\u90fd\u88ab\u6b63\u786e\u89e6\u53d1\uff1f\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002<\/p>\n<dl>\n<dt><\/dt>\n<dd>\n   \u5982\u4f55\u8f7b\u677e\u4e0a\u624b\u684c\u9762\u81ea\u52a8\u5316\u811a\u672c\uff1a\u63a8\u8350\u7684\u5e93\u548c\u6846\u67b6\u6709\u54ea\u4e9b\uff1f\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>Vue3 \u54cd\u5e94\u5f0f\u7cfb\u7edf\u4e2d\u4f7f\u7528 Reflect.set \u8bbe\u7f6e\u5bf9\u8c61\u5c5e\u6027\u65f6\uff0c\u5982\u4f55\u786e\u4fdd\u6240\u6709\u66f4\u65b0\u90fd\u88ab\u6b63\u786e\u89e6\u53d1\uff1f \u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587\u300aVue3 \u54cd\u5e94\u5f0f\u7cfb\u7edf\u4e2d\u4f7f\u7528 Reflect.set \u8bbe\u7f6e\u5bf9\u8c61\u5c5e\u6027\u65f6\uff0c\u5982\u4f55\u786e\u4fdd\u6240\u6709\u66f4\u65b0\u90fd\u88ab\u6b63\u786e\u89e6\u53d1\uff1f\u300b\u4e3b\u8981\u8bb2\u89e3\u4e86\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728\u7c73\u4e91\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01 \u4f7f\u7528reflect.set \u89e3\u51b3vue3 \u54cd\u5e94\u5f0f\u66f4\u65b0\u95ee\u9898 \u5728vue3 \u7684\u54cd\u5e94\u5f0f\u7cfb\u7edf\u4e2d\uff0c\u4f7f\u7528reflect.set \u8bbe\u7f6e\u5bf9\u8c61\u5c5e\u6027\u65f6\uff0c\u5148\u8d4b\u503c\u518d\u8fd4\u56de\u80fd\u591f\u89e3\u51b3\u66f4\u65b0\u95ee\u9898\u3002\u8fd9\u662f\u56e0\u4e3a\uff1a \u5728 set \u62e6\u622a\u5668\u4e2d\uff0c\u4f7f\u7528 reflect.set \u8bbe\u7f6e\u5bf9\u8c61\u5c5e\u6027\u65f6\uff0cvue3 \u4f1a\u901a\u8fc7 trigger \u51fd\u6570\u89e6\u53d1\u4f9d\u8d56\u66f4\u65b0\u3002\u7136\u800c\uff0c\u5982\u679c\u76f4\u63a5\u8fd4\u56dereflect.set(&#8230;arguments)\uff0c\u5219\u53ef\u80fd\u51fa\u73b0\u4ee5\u4e0b\u60c5\u51b5\uff1a \u5f53\u5728\u77ed\u65f6\u95f4\u5185\u5bf9\u540c\u4e00\u5bf9\u8c61\u7684\u591a\u4e2a\u5c5e\u6027\u8fdb\u884c\u66f4\u65b0\u65f6\uff0c\u5728trigger \u51fd\u6570\u88ab\u8c03\u7528\u4e4b\u524d\uff0c\u5bf9\u8c61\u5df2\u7ecf\u66f4\u65b0\uff0c\u5bfc\u81f4\u90e8\u5206\u66f4\u65b0\u88ab\u5ffd\u7565\u3002 \u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0cvue3 \u5728 set \u62e6\u622a\u5668\u4e2d\u5148\u5c06 reflect.set(&#8230;arguments) \u7684\u8fd4\u56de\u503c\u8d4b\u503c\u7ed9\u4e00\u4e2a\u53d8\u91cf res\uff0c\u7136\u540e\u518d\u8fd4\u56de res\u3002\u8fd9\u786e\u4fdd\u4e86\u65e0\u8bba\u5bf9\u8c61\u662f\u5426\u5df2\u66f4\u65b0\uff0ctrigger \u51fd\u6570\u90fd\u80fd\u83b7\u53d6\u5230\u6b63\u786e\u7684\u5bf9\u8c61\u5c5e\u6027\u503c\uff0c\u4ece\u800c\u89e6\u53d1\u6240\u6709\u5fc5\u8981\u7684\u4f9d\u8d56\u66f4\u65b0\u3002 \u4f8b\u5982\uff0c\u5728\u4ee5\u4e0b\u4ee3\u7801\u4e2d\uff1a const animal = reactive({ name: &#8216;dog&#8217;, age: 2 }); setTimeout(() =&gt; { animal.name = &#8216;cat&#8217;; animal.age = 3; }, 2000); \u5982\u679c\u5728set [&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-53028","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/53028","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=53028"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/53028\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=53028"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=53028"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=53028"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}