摘要: var gLanuageName = "javaScript"; function func(){ var a = 2; if(a === 2){ var b = 3; } alert(b);//函数func作用域... 阅读全文
posted @ 2015-08-14 15:05 darr 阅读(209) 评论(0) 推荐(0) 编辑