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博客园 - rainbow727

ps-图层调整大小 js 根据关键字,进行mark背景色标记 时间戳转换为时间格式 ps-图层尺寸缩放 ps-窗口缩放比例调整 bug Extjs小例子 ps-填充色 jq 数组对象,重复数据进行合并 ipv4,ipv6起止地址判断,网段判断 HTML li标签排列有空白间隙 Ext.js知识点纪要 PHP 文件内容处理 知识点小纪要 常用正则表达式 正则表达式的字符含义 邮箱正则表达式 jQuery相关面试题 js继承
function函数
rainbow727 · 2017-12-28 · via 博客园 - rainbow727

1. (function(){

  var a = 1;

})()//调用执行

2. function a (){

  var a = 1;

}

a()//调用执行

3. (function(){

  var a = 1;

  return a;

})()//执行后结果为1

不将就,不强求!

posted on 2017-12-28 13:39  rainbow727  阅读(146)  评论(0)    收藏  举报