{"id":1494,"date":"2024-11-10T11:09:21","date_gmt":"2024-11-10T03:09:21","guid":{"rendered":"https:\/\/fwq.ai\/blog\/1494\/"},"modified":"2024-11-10T11:09:21","modified_gmt":"2024-11-10T03:09:21","slug":"vue3-%e4%b8%ad-reactive-%e6%8e%a5%e6%94%b6%e5%9f%ba%e7%a1%80%e6%95%b0%e6%8d%ae%e7%b1%bb%e5%9e%8b%e4%b8%ba%e4%bd%95%e4%bc%9a%e5%93%8d%e5%ba%94%e5%bc%8f%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/1494\/","title":{"rendered":"Vue3 \u4e2d reactive \u63a5\u6536\u57fa\u7840\u6570\u636e\u7c7b\u578b\u4e3a\u4f55\u4f1a\u54cd\u5e94\u5f0f\uff1f"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/173044802678531.jpg\" class=\"aligncenter\" title=\"Vue3 \u4e2d reactive \u63a5\u6536\u57fa\u7840\u6570\u636e\u7c7b\u578b\u4e3a\u4f55\u4f1a\u54cd\u5e94\u5f0f\uff1f\u63d2\u56fe\" alt=\"Vue3 \u4e2d reactive \u63a5\u6536\u57fa\u7840\u6570\u636e\u7c7b\u578b\u4e3a\u4f55\u4f1a\u54cd\u5e94\u5f0f\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>3 \u4e2d reactive \u54cd\u5e94\u57fa\u7840\u6570\u636e\u7c7b\u578b\u7684\u7591\u60d1<\/strong><\/p>\n<p>\u5728 Vue3 \u4e2d\uff0c\u4f7f\u7528 reactive \u548c ref \u521b\u5efa\u53d8\u91cf\u65f6\uff0c\u4f1a\u51fa\u73b0\u4e00\u4e9b\u4ee4\u4eba\u7591\u60d1\u7684\u60c5\u51b5\uff1a<\/p>\n<p><strong>reactive \u63a5\u6536\u57fa\u7840\u6570\u636e\u7c7b\u578b\u4e5f\u4f1a\u54cd\u5e94\u5f0f\uff1f<\/strong><\/p>\n<p>\u6309\u7167\u5b98\u65b9\u7684\u8bf4\u6cd5\uff0creactive \u53ea\u80fd\u4ee3\u7406\u5bf9\u8c61\u3002\u4f46\u662f\uff0c\u5728\u4e00\u4e2a\u4f8b\u5b50\u4e2d\uff0creactive \u63a5\u6536\u4e86\u4e00\u4e2a\u6570\u5b57\u4f5c\u4e3a\u53c2\u6570\uff0c\u5e76\u4e14\u754c\u9762\u4e0a\u7684\u6570\u5b57\u4f1a\u968f\u7740\u5b9a\u65f6\u5668\u7684\u8c03\u7528\u800c\u54cd\u5e94\u5f0f\u53d8\u5316\u3002<\/p>\n<p><strong>\u4e3a\u4ec0\u4e48\u53bb\u6389 ref \u540e reactive \u5c31\u4e0d\u4f1a\u54cd\u5e94\u5f0f\u4e86\uff1f<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<p>\u5f53\u5728\u4e0a\u8ff0\u4f8b\u5b50\u4e2d\u79fb\u9664 ref \u521b\u5efa\u7684\u53d8\u91cf\u65f6\uff0creactive \u5c06\u4e0d\u518d\u54cd\u5e94\u5f0f\u3002<\/p>\n<p><strong>\u89e3\u91ca<\/strong><\/p>\n<p>\u867d\u7136 reactive \u63a5\u6536\u4e86\u57fa\u7840\u6570\u636e\u7c7b\u578b\uff0c\u4f46\u5b83\u5b9e\u9645\u4e0a\u5e76\u6ca1\u6709\u4f7f\u8be5\u6570\u636e\u7c7b\u578b\u6210\u4e3a\u54cd\u5e94\u5f0f\u7684\u3002\u8fd9\u662f\u56e0\u4e3a Vue3 \u7684\u4f9d\u8d56\u6536\u96c6\u662f\u4ee5\u7ec4\u4ef6\u4e3a\u5355\u4f4d\u7684\u3002<\/p>\n<p>\u5f53\u521b\u5efa ref \u5bf9\u8c61\u65f6\uff0c\u8be5\u5bf9\u8c61\u662f\u4e00\u4e2a\u54cd\u5e94\u5f0f\u5bf9\u8c61\u3002\u56e0\u6b64\uff0c\u66f4\u65b0 ref \u65f6\u7684\u4f9d\u8d56\u6536\u96c6\u4f1a\u5c06 render \u51fd\u6570\u6536\u96c6\u4e3a\u5176\u4f9d\u8d56\u9879\u3002<\/p>\n<p>\u5f53 ref \u66f4\u65b0\u540e\uff0c\u89e6\u53d1\u66f4\u65b0\u4f9d\u8d56\uff0c\u5bfc\u81f4 render \u91cd\u65b0\u8fd0\u884c\u3002\u5728 diff \u7b97\u6cd5\u4e2d\uff0c\u9664\u4e86\u66f4\u65b0 ref \u672c\u8eab\uff0c\u4e5f\u4f1a\u66f4\u65b0\u5176\u4ed6\u53d8\u5316\u7684\u54cd\u5e94\u5f0f\u5bf9\u8c61\uff0c\u4f8b\u5982 reactive\u3002<\/p>\n<p>\u56e0\u6b64\uff0creactive \u5e76\u4e0d\u662f\u771f\u6b63\u7684\u54cd\u5e94\u5f0f\uff0c\u800c\u662f\u6070\u597d\u5728 ref \u66f4\u65b0\u65f6\u88ab\u634e\u5e26\u66f4\u65b0\u4e86\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fVue3 \u4e2d reactive \u63a5\u6536\u57fa\u7840\u6570\u636e\u7c7b\u578b\u4e3a\u4f55\u4f1a\u54cd\u5e94\u5f0f\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>3 \u4e2d reactive \u54cd\u5e94\u57fa\u7840\u6570\u636e\u7c7b\u578b\u7684\u7591\u60d1 \u5728 Vue3 \u4e2d\uff0c\u4f7f\u7528 reactive \u548c ref \u521b\u5efa\u53d8\u91cf\u65f6\uff0c\u4f1a\u51fa\u73b0\u4e00\u4e9b\u4ee4\u4eba\u7591\u60d1\u7684\u60c5\u51b5\uff1a reactive \u63a5\u6536\u57fa\u7840\u6570\u636e\u7c7b\u578b\u4e5f\u4f1a\u54cd\u5e94\u5f0f\uff1f \u6309\u7167\u5b98\u65b9\u7684\u8bf4\u6cd5\uff0creactive \u53ea\u80fd\u4ee3\u7406\u5bf9\u8c61\u3002\u4f46\u662f\uff0c\u5728\u4e00\u4e2a\u4f8b\u5b50\u4e2d\uff0creactive \u63a5\u6536\u4e86\u4e00\u4e2a\u6570\u5b57\u4f5c\u4e3a\u53c2\u6570\uff0c\u5e76\u4e14\u754c\u9762\u4e0a\u7684\u6570\u5b57\u4f1a\u968f\u7740\u5b9a\u65f6\u5668\u7684\u8c03\u7528\u800c\u54cd\u5e94\u5f0f\u53d8\u5316\u3002 \u4e3a\u4ec0\u4e48\u53bb\u6389 ref \u540e reactive \u5c31\u4e0d\u4f1a\u54cd\u5e94\u5f0f\u4e86\uff1f \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u5f53\u5728\u4e0a\u8ff0\u4f8b\u5b50\u4e2d\u79fb\u9664 ref \u521b\u5efa\u7684\u53d8\u91cf\u65f6\uff0creactive \u5c06\u4e0d\u518d\u54cd\u5e94\u5f0f\u3002 \u89e3\u91ca \u867d\u7136 reactive \u63a5\u6536\u4e86\u57fa\u7840\u6570\u636e\u7c7b\u578b\uff0c\u4f46\u5b83\u5b9e\u9645\u4e0a\u5e76\u6ca1\u6709\u4f7f\u8be5\u6570\u636e\u7c7b\u578b\u6210\u4e3a\u54cd\u5e94\u5f0f\u7684\u3002\u8fd9\u662f\u56e0\u4e3a Vue3 \u7684\u4f9d\u8d56\u6536\u96c6\u662f\u4ee5\u7ec4\u4ef6\u4e3a\u5355\u4f4d\u7684\u3002 \u5f53\u521b\u5efa ref \u5bf9\u8c61\u65f6\uff0c\u8be5\u5bf9\u8c61\u662f\u4e00\u4e2a\u54cd\u5e94\u5f0f\u5bf9\u8c61\u3002\u56e0\u6b64\uff0c\u66f4\u65b0 ref \u65f6\u7684\u4f9d\u8d56\u6536\u96c6\u4f1a\u5c06 render \u51fd\u6570\u6536\u96c6\u4e3a\u5176\u4f9d\u8d56\u9879\u3002 \u5f53 ref \u66f4\u65b0\u540e\uff0c\u89e6\u53d1\u66f4\u65b0\u4f9d\u8d56\uff0c\u5bfc\u81f4 render \u91cd\u65b0\u8fd0\u884c\u3002\u5728 diff \u7b97\u6cd5\u4e2d\uff0c\u9664\u4e86\u66f4\u65b0 ref \u672c\u8eab\uff0c\u4e5f\u4f1a\u66f4\u65b0\u5176\u4ed6\u53d8\u5316\u7684\u54cd\u5e94\u5f0f\u5bf9\u8c61\uff0c\u4f8b\u5982 reactive\u3002 \u56e0\u6b64\uff0creactive \u5e76\u4e0d\u662f\u771f\u6b63\u7684\u54cd\u5e94\u5f0f\uff0c\u800c\u662f\u6070\u597d\u5728 ref \u66f4\u65b0\u65f6\u88ab\u634e\u5e26\u66f4\u65b0\u4e86\u3002 \u4ee5\u4e0a\u5c31\u662fVue3 \u4e2d 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