{"id":8285,"date":"2023-11-28T20:22:48","date_gmt":"2023-11-28T12:22:48","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=8285"},"modified":"2023-12-02T22:22:58","modified_gmt":"2023-12-02T14:22:58","slug":"vue-zhong-shen-me-shi-guan-cha-zhe","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/vue-zhong-shen-me-shi-guan-cha-zhe\/","title":{"rendered":"Vue \u4e2d\u4ec0\u4e48\u662f\u89c2\u5bdf\u8005\uff1f"},"content":{"rendered":"

\u5728 Vue \u4e2d\uff0c\u89c2\u5bdf\u8005\uff08watcher\uff09\u662f Vue \u54cd\u5e94\u5f0f\u7cfb\u7edf\u7684\u6838\u5fc3\u673a\u5236\u4e4b\u4e00\uff0c\u7528\u4e8e\u8ffd\u8e2a\u4f9d\u8d56\u5e76\u5728\u4f9d\u8d56\u9879\u53d1\u751f\u53d8\u5316\u65f6\u6267\u884c\u76f8\u5e94\u7684\u56de\u8c03\u51fd\u6570\u3002\u89c2\u5bdf\u8005\u8d1f\u8d23\u5c06\u7ec4\u4ef6\u4e2d\u4f7f\u7528\u5230\u7684\u54cd\u5e94\u5f0f\u6570\u636e\u4e0e\u89c6\u56fe\u8fdb\u884c\u5173\u8054\uff0c\u4ee5\u4fbf\u5728\u6570\u636e\u53d8\u5316\u65f6\u66f4\u65b0\u89c6\u56fe\u3002<\/p>\n

Vue \u7684\u54cd\u5e94\u5f0f\u7cfb\u7edf\u901a\u8fc7\u89c2\u5bdf\u8005\u6a21\u5f0f\u6765\u5b9e\u73b0\u6570\u636e\u4e0e\u89c6\u56fe\u4e4b\u95f4\u7684\u5173\u8054\uff1a<\/p>\n

    \n
  1. \n

    \u4f9d\u8d56\u6536\u96c6\uff1a<\/strong> \u5f53\u6a21\u677f\u6e32\u67d3\u65f6\uff0c\u89c2\u5bdf\u8005\u4f1a\u5bf9\u6a21\u677f\u4e2d\u4f7f\u7528\u5230\u7684\u6570\u636e\u8fdb\u884c\u4f9d\u8d56\u6536\u96c6\uff0c\u5efa\u7acb\u8d77\u6570\u636e\u4e0e\u89c2\u5bdf\u8005\u4e4b\u95f4\u7684\u8054\u7cfb\u3002<\/p>\n<\/li>\n

  2. \n

    \u89e6\u53d1\u66f4\u65b0\uff1a<\/strong> \u5f53\u6570\u636e\u53d1\u751f\u53d8\u5316\u65f6\uff0c\u89e6\u53d1\u4f9d\u8d56\u9879\u7684\u53d8\u66f4\u901a\u77e5\uff0c\u901a\u77e5\u5bf9\u5e94\u7684\u89c2\u5bdf\u8005\u8fdb\u884c\u66f4\u65b0\u3002<\/p>\n<\/li>\n

  3. \n

    \u66f4\u65b0\u89c6\u56fe\uff1a<\/strong> \u89c2\u5bdf\u8005\u63a5\u6536\u5230\u53d8\u66f4\u901a\u77e5\u540e\uff0c\u4f1a\u91cd\u65b0\u8ba1\u7b97\u76f8\u5173\u7684\u8868\u8fbe\u5f0f\u6216\u56de\u8c03\u51fd\u6570\uff0c\u5e76\u66f4\u65b0\u5173\u8054\u7684\u89c6\u56fe\uff0c\u786e\u4fdd\u89c6\u56fe\u548c\u6570\u636e\u4fdd\u6301\u540c\u6b65\u3002<\/p>\n<\/li>\n<\/ol>\n

    \u5728 Vue \u4e2d\uff0c\u6bcf\u4e2a\u7ec4\u4ef6\u90fd\u6709\u4e00\u4e2a\u6e32\u67d3 Watcher\uff0c\u8d1f\u8d23\u76d1\u542c\u6570\u636e\u53d8\u5316\u5e76\u89e6\u53d1\u91cd\u65b0\u6e32\u67d3\u3002\u6b64\u5916\uff0c\u8fd8\u53ef\u4ee5\u901a\u8fc7 $watch<\/code> \u65b9\u6cd5\u6216\u8ba1\u7b97\u5c5e\u6027\u4e2d\u7684 watcher<\/code> \u5b9e\u73b0\u81ea\u5b9a\u4e49\u7684\u89c2\u5bdf\u8005\u3002<\/p>\n

    \u603b\u7684\u6765\u8bf4\uff0c\u89c2\u5bdf\u8005\u5728 Vue \u4e2d\u8d77\u7740\u8fde\u63a5\u6570\u636e\u548c\u89c6\u56fe\u7684\u6865\u6881\u4f5c\u7528\uff0c\u8d1f\u8d23\u8ffd\u8e2a\u4f9d\u8d56\u3001\u76d1\u542c\u6570\u636e\u53d8\u5316\u5e76\u5b9e\u73b0\u89c6\u56fe\u66f4\u65b0\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

    \u5728 Vue \u4e2d\uff0c\u89c2\u5bdf\u8005\uff08watcher\uff09\u662f Vue \u54cd\u5e94\u5f0f\u7cfb\u7edf\u7684\u6838\u5fc3\u673a\u5236\u4e4b\u4e00\uff0c\u7528\u4e8e\u8ffd\u8e2a\u4f9d\u8d56\u5e76\u5728\u4f9d\u8d56\u9879\u53d1\u751f\u53d8\u5316\u65f6 […]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[114],"tags":[],"class_list":["post-8285","post","type-post","status-publish","format-standard","hentry","category-vue"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/8285","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=8285"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/8285\/revisions"}],"predecessor-version":[{"id":14084,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/8285\/revisions\/14084"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=8285"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=8285"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=8285"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}