{"id":8255,"date":"2023-11-28T20:20:36","date_gmt":"2023-11-28T12:20:36","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=8255"},"modified":"2023-12-02T22:03:18","modified_gmt":"2023-12-02T14:03:18","slug":"vue-zhong-shuo-yi-xiavif-hevshow-de-qu-bie","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/vue-zhong-shuo-yi-xiavif-hevshow-de-qu-bie\/","title":{"rendered":"Vue \u4e2d\u8bf4\u4e00\u4e0b v-if \u548c v-show \u7684\u533a\u522b\uff1f"},"content":{"rendered":"<p><code>v-if<\/code> \u548c <code>v-show<\/code> \u662f Vue \u4e2d\u7528\u4e8e\u6761\u4ef6\u6027\u5730\u663e\u793a\u5143\u7d20\u7684\u6307\u4ee4\uff0c\u5b83\u4eec\u6709\u4e00\u4e9b\u533a\u522b\uff1a<\/p>\n<h3><a id=\"v-if%EF%BC%9A\" class=\"anchor\" aria-hidden=\"true\"><span class=\"octicon octicon-link\"><\/span><\/a>v-if\uff1a<\/h3>\n<ul>\n<li><strong>\u60f0\u6027\u6e32\u67d3\uff1a<\/strong> <code>v-if<\/code> \u662f\u60f0\u6027\u7684\uff0c\u5373\u5982\u679c\u6761\u4ef6\u4e3a\u5047\uff0c\u5219\u5143\u7d20\u53ca\u5176\u5b50\u7ec4\u4ef6\u4e0d\u4f1a\u88ab\u6e32\u67d3\u5230 DOM \u4e2d\u3002\u5f53\u6761\u4ef6\u53d8\u4e3a\u771f\u65f6\uff0c\u624d\u4f1a\u6e32\u67d3\u5e76\u6302\u8f7d\u5143\u7d20\u53ca\u5176\u5b50\u7ec4\u4ef6\u3002<\/li>\n<li><strong>\u6027\u80fd\u6d88\u8017\uff1a<\/strong> \u5f53\u6761\u4ef6\u9891\u7e41\u5207\u6362\u65f6\uff0c<code>v-if<\/code> \u53ef\u80fd\u6709\u8f83\u9ad8\u7684\u6027\u80fd\u6d88\u8017\uff0c\u56e0\u4e3a\u5b83\u4f1a\u9891\u7e41\u5730\u9500\u6bc1\u548c\u91cd\u65b0\u521b\u5efa\u5143\u7d20\u53ca\u5176\u5b50\u7ec4\u4ef6\u3002<\/li>\n<\/ul>\n<h3><a id=\"v-show%EF%BC%9A\" class=\"anchor\" aria-hidden=\"true\"><span class=\"octicon octicon-link\"><\/span><\/a>v-show\uff1a<\/h3>\n<ul>\n<li><strong>\u663e\u793a\/\u9690\u85cf\uff1a<\/strong> <code>v-show<\/code> \u4e5f\u7528\u4e8e\u6839\u636e\u6761\u4ef6\u663e\u793a\u6216\u9690\u85cf\u5143\u7d20\uff0c\u4f46\u662f\u4e0d\u540c\u4e8e <code>v-if<\/code>\uff0c\u5b83\u901a\u8fc7 CSS \u7684 <code>display<\/code> \u5c5e\u6027\u6765\u63a7\u5236\u5143\u7d20\u7684\u663e\u793a\u548c\u9690\u85cf\u3002\u5982\u679c\u6761\u4ef6\u4e3a\u5047\uff0c\u5143\u7d20\u4ecd\u7136\u5728 DOM \u4e2d\uff0c\u53ea\u662f\u901a\u8fc7 CSS \u7684 <code>display: none;<\/code> \u6765\u9690\u85cf\u3002<\/li>\n<li><strong>\u6027\u80fd\u6d88\u8017\uff1a<\/strong> \u76f8\u6bd4 <code>v-if<\/code>\uff0c<code>v-show<\/code> \u7684\u6027\u80fd\u6d88\u8017\u8f83\u5c0f\uff0c\u56e0\u4e3a\u5143\u7d20\u59cb\u7ec8\u5728 DOM \u4e2d\uff0c\u53ea\u662f\u6837\u5f0f\u7684\u663e\u793a\u4e0e\u9690\u85cf\u3002<\/li>\n<\/ul>\n<h3><a id=\"%E5%A6%82%E4%BD%95%E9%80%89%E6%8B%A9%EF%BC%9A\" class=\"anchor\" aria-hidden=\"true\"><span class=\"octicon octicon-link\"><\/span><\/a>\u5982\u4f55\u9009\u62e9\uff1a<\/h3>\n<ul>\n<li>\u5982\u679c\u9700\u8981\u9891\u7e41\u5207\u6362\u6761\u4ef6\u5e76\u4e14\u5143\u7d20\u7684\u6570\u91cf\u8f83\u5c11\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>v-show<\/code>\uff0c\u56e0\u4e3a\u5b83\u7684\u6027\u80fd\u6d88\u8017\u8f83\u5c0f\u3002<\/li>\n<li>\u5982\u679c\u6761\u4ef6\u4e0d\u7ecf\u5e38\u6539\u53d8\u6216\u8005\u5143\u7d20\u6570\u91cf\u8f83\u5927\uff0c\u53ef\u4ee5\u8003\u8651\u4f7f\u7528 <code>v-if<\/code>\uff0c\u56e0\u4e3a\u5b83\u5728\u6761\u4ef6\u4e0d\u6ee1\u8db3\u65f6\u53ef\u4ee5\u907f\u514d\u5bf9 DOM \u7684\u6e32\u67d3\u3002<\/li>\n<\/ul>\n<p>\u9009\u62e9 <code>v-if<\/code> \u8fd8\u662f <code>v-show<\/code> \u53d6\u51b3\u4e8e\u5177\u4f53\u60c5\u51b5\uff0c\u9700\u8981\u6743\u8861\u6027\u80fd\u548c\u903b\u8f91\u9700\u6c42\u6765\u8fdb\u884c\u9009\u62e9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>v-if \u548c v-show \u662f Vue \u4e2d\u7528\u4e8e\u6761\u4ef6\u6027\u5730\u663e\u793a\u5143\u7d20\u7684\u6307\u4ee4\uff0c\u5b83\u4eec\u6709\u4e00\u4e9b\u533a\u522b\uff1a v-if\uff1a \u60f0\u6027\u6e32\u67d3\uff1a [&hellip;]<\/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-8255","post","type-post","status-publish","format-standard","hentry","category-vue"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/8255","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=8255"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/8255\/revisions"}],"predecessor-version":[{"id":14065,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/8255\/revisions\/14065"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=8255"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=8255"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=8255"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}