{"id":1634,"date":"2022-11-14T14:17:21","date_gmt":"2022-11-14T06:17:21","guid":{"rendered":"https:\/\/zhuxinyong.com\/?p=1634"},"modified":"2022-11-14T14:27:56","modified_gmt":"2022-11-14T06:27:56","slug":"vuejs-xiu-gai-dui-xiang-shu-zu","status":"publish","type":"post","link":"https:\/\/zhuxinyong.com\/?p=1634","title":{"rendered":"Vuejs\u4fee\u6539\u5bf9\u8c61\u6570\u7ec4"},"content":{"rendered":"<p>\u6709\u4e00\u4e2a\u5bf9\u8c61\u6570\u7ec4\uff1a<\/p>\n<pre class=\"line-numbers\"><code class=\"language-plain_text\">const dataInfo = [\n    {name:'zhangsan',age:12},\n    {name:'zhangsan',age:12},\n    {name:'zhangsan',age:12},\n    {name:'zhangsan',age:12},\n]\n<\/code><\/pre>\n<p>\u82e5\u6b64\u65f6\u7ed9 dataInfo \u7684\u67d0\u4e00\u9879\u6dfb\u52a0\u4e00\u4e2a\u5c5e\u6027\uff0c\u9875\u9762\u662f\u4e0d\u4f1a\u6709\u54cd\u5e94\u7684\uff1a<\/p>\n<pre class=\"line-numbers\"><code class=\"language-plain_text\">this.dataInfo.forEach((item)=&gt;{\n    item.color = 'blue'\n})\n<\/code><\/pre>\n<p>\u8fd9\u662f\u56e0\u4e3a Vue2 \u65e0\u6cd5\u4fa6\u6d4b\u5230\u5bf9\u8c61\u5c5e\u6027\u7684\u65b0\u589e\uff0c\u82e5\u4e4b\u524d\u5c31\u5b58\u5728 <code>color<\/code> \u5c5e\u6027\u4e0a\u9762\u7684\u66f4\u6539\u5c31\u662f\u751f\u6548\u7684\u3002<\/p>\n<p>\u89e3\u51b3\u65b9\u6cd5\uff1a<\/p>\n<h3><a id=\"map\" class=\"anchor\" aria-hidden=\"true\"><span class=\"octicon octicon-link\"><\/span><\/a>map<\/h3>\n<pre class=\"line-numbers\"><code class=\"language-plain_text\">this.dataInfo = this.dataInfo.map((item)=&gt;{\n    return {\n        ...item,\n        color:'blue',\n    }\n})\n<\/code><\/pre>\n<h3><a id=\"set\" class=\"anchor\" aria-hidden=\"true\"><span class=\"octicon octicon-link\"><\/span><\/a>$set<\/h3>\n<pre class=\"line-numbers\"><code class=\"language-plain_text\">this.dataInfo.forEach((item)=&gt;{\n    this.$set(item,'color','blue')\n})\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u6709\u4e00\u4e2a\u5bf9\u8c61\u6570\u7ec4\uff1a const dataInfo = [ {name:&#8217;zhangsan&#8217;,age:1&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2,20,3],"tags":[22],"class_list":["post-1634","post","type-post","status-publish","format-standard","hentry","category-all","category-frontend","category-tech","tag-vuejs"],"_links":{"self":[{"href":"https:\/\/zhuxinyong.com\/index.php?rest_route=\/wp\/v2\/posts\/1634","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zhuxinyong.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zhuxinyong.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zhuxinyong.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/zhuxinyong.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1634"}],"version-history":[{"count":1,"href":"https:\/\/zhuxinyong.com\/index.php?rest_route=\/wp\/v2\/posts\/1634\/revisions"}],"predecessor-version":[{"id":1635,"href":"https:\/\/zhuxinyong.com\/index.php?rest_route=\/wp\/v2\/posts\/1634\/revisions\/1635"}],"wp:attachment":[{"href":"https:\/\/zhuxinyong.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1634"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zhuxinyong.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1634"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zhuxinyong.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1634"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}