{"id":1549,"date":"2024-08-06T14:46:08","date_gmt":"2024-08-06T06:46:08","guid":{"rendered":"https:\/\/log.tanxiaodian.com\/?p=1549"},"modified":"2024-08-06T14:46:08","modified_gmt":"2024-08-06T06:46:08","slug":"vue%e5%88%a4%e6%96%ad%e5%af%b9%e8%b1%a1%e6%95%b0%e6%8d%ae%e6%98%af%e5%90%a6%e4%b8%ba%e7%a9%ba","status":"publish","type":"post","link":"https:\/\/log.tanxiaodian.com\/?p=1549","title":{"rendered":"Vue\u5224\u65ad\u5bf9\u8c61\u6570\u636e\u662f\u5426\u4e3a\u7a7a"},"content":{"rendered":"\n<p>\u6211\u521d\u59cb\u5316\u4e86\u4e00\u4e2a\u7a7a\u5bf9\u8c61  obj:{}<\/p>\n\n\n\n<p>\u56e0\u4e3a\u4e1a\u52a1\u9700\u8981\u6211\u9700\u8981\u5224\u65adobj\u662f\u5426\u4e3a\u7a7a\u3001\u600e\u4e48\u5224\u65ad\u5462 <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code> Object.keys(obj).length === 0  <\/code><\/pre>\n\n\n\n<p>\u5224\u65ad\u5bf9\u8c61\u662f\u5426\u6709key \u5982\u679c\u6709\u5219\u4e0d\u4e3a\u7a7a<\/p>\n\n\n\n<p>\u8fd9\u6837\u770b\u4f3c\u6ca1\u95ee\u9898  \u5176\u5b9e\u4e0d\u884c\u5462\u3001\u4e3a\u4ec0\u4e48\u5462\u3001\u6211\u6253\u5370\u4e86obj\u53d1\u73b0obj\u786e\u5b9e\u6709key<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"430\" height=\"63\" src=\"https:\/\/log.tanxiaodian.com\/wp-content\/uploads\/2024\/08\/image.png\" alt=\"\" class=\"wp-image-1550\" srcset=\"https:\/\/log.tanxiaodian.com\/wp-content\/uploads\/2024\/08\/image.png 430w, https:\/\/log.tanxiaodian.com\/wp-content\/uploads\/2024\/08\/image-300x44.png 300w\" sizes=\"(max-width: 430px) 100vw, 430px\" \/><\/figure>\n\n\n\n<p>\u4f30\u8ba1\u662fvue\u9ed8\u8ba4\u7ed9\u52a0\u7684\u5427<\/p>\n\n\n\n<p>\u90a3\u4e48\u5e94\u8be5\u600e\u4e48\u5224\u65adobj\u662f\u5426\u4e3a\u6211\u5e0c\u671b\u7684\u7a7a\u5224\u65ad\u5462?<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>export function isObjectEmpty(obj) {\r\n\tfor (let key in obj) {\r\n\t\tif (obj.hasOwnProperty(key)) {\r\n\t\t  return false;\r\n\t\t}\r\n\t}\r\n    return true;\r\n}<\/code><\/pre>\n\n\n\n<p> <strong>hasOwnProperty <\/strong> \u5224\u65adkey\u662f\u5426\u5c5e\u4e8e\u81ea\u5df1\u5b9a\u4e49\u7684key \u5982\u679c\u6709\u81ea\u5df1\u5b9a\u4e49\u7684key\u5219\u4e0d\u4e3a\u7a7a <\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6211\u521d\u59cb\u5316\u4e86\u4e00\u4e2a\u7a7a\u5bf9\u8c61 obj:{} \u56e0\u4e3a\u4e1a\u52a1\u9700\u8981\u6211&#8230;<\/p>\n<div class=\"more-link-wrapper\"><a class=\"more-link\" href=\"https:\/\/log.tanxiaodian.com\/?p=1549\">Continue reading<span class=\"screen-reader-text\">Vue\u5224\u65ad\u5bf9\u8c61\u6570\u636e\u662f\u5426\u4e3a\u7a7a<\/span><\/a><\/div>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[66],"tags":[206],"_links":{"self":[{"href":"https:\/\/log.tanxiaodian.com\/index.php?rest_route=\/wp\/v2\/posts\/1549"}],"collection":[{"href":"https:\/\/log.tanxiaodian.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/log.tanxiaodian.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/log.tanxiaodian.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/log.tanxiaodian.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1549"}],"version-history":[{"count":1,"href":"https:\/\/log.tanxiaodian.com\/index.php?rest_route=\/wp\/v2\/posts\/1549\/revisions"}],"predecessor-version":[{"id":1551,"href":"https:\/\/log.tanxiaodian.com\/index.php?rest_route=\/wp\/v2\/posts\/1549\/revisions\/1551"}],"wp:attachment":[{"href":"https:\/\/log.tanxiaodian.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1549"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/log.tanxiaodian.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1549"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/log.tanxiaodian.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1549"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}