{"id":2322,"date":"2025-11-24T18:11:07","date_gmt":"2025-11-24T10:11:07","guid":{"rendered":"https:\/\/womeifei.cn\/?p=2322"},"modified":"2025-11-25T18:52:34","modified_gmt":"2025-11-25T10:52:34","slug":"object-defineproperty%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a1%b9","status":"publish","type":"post","link":"https:\/\/womeifei.cn\/index.php\/2025\/11\/24\/object-defineproperty%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a1%b9\/","title":{"rendered":"Object.defineProperty\u6ce8\u610f\u8bbe\u7f6eenumerable\u5c5e\u6027\u624d\u53ef\u4ee5clog\u51fa\u6765!"},"content":{"rendered":"\n<pre class=\"wp-block-code\"><code>const countObj = {}\n    candidates.forEach((item, index) => {\n        console.log(index, item)\n        Object.defineProperty(countObj, String(index), {\n               value:item\n        })\n    })\nconsole.log(countObj)\n\/\/{}\n\/\/\u4e3a\u4ec0\u4e48\u4e3a\u7a7a\u6570\u7ec4?<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9ed8\u8ba4\u7684 <code>enumerable<\/code>\u662f <code>false<\/code>\uff0c\u6240\u4ee5\u5c5e\u6027\u4e0d\u4f1a\u5728 <code>console.log<\/code>\u4e2d\u663e\u793a<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/womeifei.cn\/wp-content\/uploads\/2025\/11\/image-42-1024x444.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"444\" data-original=\"https:\/\/womeifei.cn\/wp-content\/uploads\/2025\/11\/image-42-1024x444.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-2324\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u52a0\u4e0aenumerable\u5373\u53ef<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>candidates.forEach((item, index) => {\n    Object.defineProperty(correctObj, String(index), {\n        value: item,\n        enumerable: true,\n    })\n})\nconsole.log('\u6b63\u786e\u5199\u6cd5:', correctObj) \/\/ {0: 'a', 1: 'b', 2: 'c'}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9ed8\u8ba4\u7684 enumerable\u662f false\uff0c\u6240\u4ee5\u5c5e\u6027\u4e0d\u4f1a\u5728 console.log\u4e2d\u663e\u793a \u52a0\u4e0aenumerab [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10,1],"tags":[],"class_list":["post-2322","post","type-post","status-publish","format-standard","hentry","category-javascript","category-1"],"_links":{"self":[{"href":"https:\/\/womeifei.cn\/index.php\/wp-json\/wp\/v2\/posts\/2322","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/womeifei.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/womeifei.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/womeifei.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/womeifei.cn\/index.php\/wp-json\/wp\/v2\/comments?post=2322"}],"version-history":[{"count":3,"href":"https:\/\/womeifei.cn\/index.php\/wp-json\/wp\/v2\/posts\/2322\/revisions"}],"predecessor-version":[{"id":2331,"href":"https:\/\/womeifei.cn\/index.php\/wp-json\/wp\/v2\/posts\/2322\/revisions\/2331"}],"wp:attachment":[{"href":"https:\/\/womeifei.cn\/index.php\/wp-json\/wp\/v2\/media?parent=2322"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/womeifei.cn\/index.php\/wp-json\/wp\/v2\/categories?post=2322"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/womeifei.cn\/index.php\/wp-json\/wp\/v2\/tags?post=2322"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}