（转）Object.keys
摘要：
纯属转帖：http://www.cnblogs.com/rubylouvre/archive/2011/12/24/2299860.htmlabcd的实现：var obj = {a:1,b:2,c:3}function keys(obj){var a = [], i = 0;for(a[i++] in obj);return a ;}console.log(keys(obj))灰大的实现：var obj = {a:1,b:2,c:3}function keys(obj){var a = [];for(a[a.length] in obj);return a ;}console.log(keys 阅读全文
posted @ 2011-12-25 10:50 G.N&K 阅读(286) 评论(0) 推荐(0) 编辑