{"id":12794,"date":"2023-11-28T23:06:22","date_gmt":"2023-11-28T15:06:22","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=12794"},"modified":"2023-11-29T21:40:36","modified_gmt":"2023-11-29T13:40:36","slug":"javascript-zhong-shou-dong-shi-xian-arrayprototype","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/javascript-zhong-shou-dong-shi-xian-arrayprototype\/","title":{"rendered":"JavaScript \u4e2d\u624b\u52a8\u5b9e\u73b0 Array.prototype. map \u65b9\u6cd5\uff1f"},"content":{"rendered":"<p>\u5f53\u9762\u8bd5\u65f6\uff0c\u9762\u8bd5\u5b98\u53ef\u80fd\u4f1a\u95ee\u5230\u4f60\u5982\u4f55\u624b\u52a8\u5b9e\u73b0 <code>Array.prototype.map()<\/code> \u65b9\u6cd5\u3002\u4f60\u53ef\u4ee5\u8fd9\u6837\u56de\u7b54\uff1a<\/p>\n<p>&quot;\u4e3a\u4e86\u624b\u52a8\u5b9e\u73b0 <code>Array.prototype.map()<\/code> \u65b9\u6cd5\uff0c\u6211\u4eec\u53ef\u4ee5\u7f16\u5199\u4e00\u4e2a\u81ea\u5b9a\u4e49\u7684 <code>customMap<\/code> \u51fd\u6570\u3002\u8fd9\u4e2a\u51fd\u6570\u4f1a\u63a5\u53d7\u4e00\u4e2a\u56de\u8c03\u51fd\u6570\u4f5c\u4e3a\u53c2\u6570\uff0c\u7136\u540e\u5bf9\u6570\u7ec4\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\u5e94\u7528\u8fd9\u4e2a\u56de\u8c03\u51fd\u6570\uff0c\u5c06\u8fd4\u56de\u503c\u5b58\u50a8\u5728\u4e00\u4e2a\u65b0\u7684\u6570\u7ec4\u4e2d\u3002\u6211\u4eec\u9700\u8981\u4f7f\u7528 <code>for<\/code> \u5faa\u73af\u904d\u5386\u6570\u7ec4\uff0c\u5e76\u5728\u904d\u5386\u7684\u8fc7\u7a0b\u4e2d\u8c03\u7528\u4f20\u5165\u7684\u56de\u8c03\u51fd\u6570\uff0c\u5e76\u5c06\u8fd4\u56de\u503c\u6dfb\u52a0\u5230\u65b0\u7684\u6570\u7ec4\u4e2d\u3002\u6700\u540e\uff0c\u8fd9\u4e2a\u51fd\u6570\u4f1a\u8fd4\u56de\u8fd9\u4e2a\u65b0\u7684\u6570\u7ec4\uff0c\u8fd9\u4e2a\u6570\u7ec4\u5305\u542b\u4e86\u7ecf\u8fc7\u56de\u8c03\u51fd\u6570\u5904\u7406\u540e\u7684\u5143\u7d20\u3002\u8fd9\u4e2a\u81ea\u5b9a\u4e49\u7684 <code>customMap<\/code> \u65b9\u6cd5\u6a21\u62df\u4e86\u539f\u751f\u7684 <code>Array.prototype.map()<\/code> \u65b9\u6cd5\u7684\u529f\u80fd\u3002&quot;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5f53\u9762\u8bd5\u65f6\uff0c\u9762\u8bd5\u5b98\u53ef\u80fd\u4f1a\u95ee\u5230\u4f60\u5982\u4f55\u624b\u52a8\u5b9e\u73b0 Array.prototype.map() \u65b9\u6cd5\u3002\u4f60\u53ef\u4ee5\u8fd9\u6837\u56de\u7b54\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":[115],"tags":[],"class_list":["post-12794","post","type-post","status-publish","format-standard","hentry","category-javascript"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/12794","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=12794"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/12794\/revisions"}],"predecessor-version":[{"id":13517,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/12794\/revisions\/13517"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=12794"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=12794"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=12794"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}