摘要: (function(){ return typeof arguments;})();"object" var f = function g(){ return 23; };typeof g"undefined" (function(x){ delete x; return x;})(1);1 var 阅读全文
posted @ 2016-10-31 13:57 剑雨无尘 阅读(269) 评论(0) 推荐(0)