https://blog.youkuaiyun.com/ivanhxyzh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/ivanhxy/article/details/7387778https://blog.youkuaiyun.com/ivanhxy/article/details/7387778ivanhxyFri, 23 Mar 2012 16:06:02 +0800https://blog.youkuaiyun.com/ivanhxy/article/details/7312969https://blog.youkuaiyun.com/ivanhxy/article/details/7312969ivanhxyFri, 02 Mar 2012 16:46:27 +0800https://blog.youkuaiyun.com/ivanhxy/article/details/7261486https://blog.youkuaiyun.com/ivanhxy/article/details/7261486ivanhxyWed, 15 Feb 2012 15:27:15 +0800https://blog.youkuaiyun.com/ivanhxy/article/details/6943115https://blog.youkuaiyun.com/ivanhxy/article/details/6943115ivanhxyMon, 07 Nov 2011 13:29:42 +0800https://blog.youkuaiyun.com/ivanhxy/article/details/6841574https://blog.youkuaiyun.com/ivanhxy/article/details/6841574ivanhxyMon, 03 Oct 2011 11:26:48 +0800https://blog.youkuaiyun.com/ivanhxy/article/details/6837129https://blog.youkuaiyun.com/ivanhxy/article/details/6837129ivanhxyFri, 30 Sep 2011 13:08:18 +0800https://blog.youkuaiyun.com/ivanhxy/article/details/6833618https://blog.youkuaiyun.com/ivanhxy/article/details/6833618ivanhxyThu, 29 Sep 2011 13:20:39 +0800https://blog.youkuaiyun.com/ivanhxy/article/details/6829424https://blog.youkuaiyun.com/ivanhxy/article/details/6829424ivanhxyWed, 28 Sep 2011 12:23:51 +0800https://blog.youkuaiyun.com/ivanhxy/article/details/6825873https://blog.youkuaiyun.com/ivanhxy/article/details/6825873ivanhxyTue, 27 Sep 2011 13:39:54 +0800https://blog.youkuaiyun.com/ivanhxy/article/details/6823420https://blog.youkuaiyun.com/ivanhxy/article/details/6823420ivanhxyMon, 26 Sep 2011 19:26:20 +0800https://blog.youkuaiyun.com/ivanhxy/article/details/6819107https://blog.youkuaiyun.com/ivanhxy/article/details/6819107ivanhxySun, 25 Sep 2011 12:07:20 +0800https://blog.youkuaiyun.com/ivanhxy/article/details/6725592https://blog.youkuaiyun.com/ivanhxy/article/details/6725592ivanhxySat, 27 Aug 2011 23:09:45 +0800https://blog.youkuaiyun.com/ivanhxy/article/details/5651392https://blog.youkuaiyun.com/ivanhxy/article/details/5651392ivanhxySun, 06 Jun 2010 18:06:00 +0800https://blog.youkuaiyun.com/ivanhxy/article/details/5649261https://blog.youkuaiyun.com/ivanhxy/article/details/5649261ivanhxySat, 05 Jun 2010 12:57:00 +0800/* var object = new Object(); var string = new String(); var date = new Date(); var array = new Array(); array.push(1); array.push(2); array.push(3); alert(array.length); function compare(num1, num2) { var temp1 ]]>https://blog.youkuaiyun.com/ivanhxy/article/details/5649256https://blog.youkuaiyun.com/ivanhxy/article/details/5649256ivanhxySat, 05 Jun 2010 12:54:00 +0800JavaScript中有五种原始值：Undefined,Null,Boolean,Number,String
Undefined数据类型的值只有一个：undefined
Null数据类型的值只有一个：null
Boolean数据类型的值只有两个：true，false
typeof的返回值有五个：undefined,boolean,number,string,object
对于函数来说，如果其不返回值，那么其返回值就为undefined
]]>https://blog.youkuaiyun.com/ivanhxy/article/details/5449083https://blog.youkuaiyun.com/ivanhxy/article/details/5449083ivanhxySun, 04 Apr 2010 10:41:00 +0800https://blog.youkuaiyun.com/ivanhxy/article/details/5449068https://blog.youkuaiyun.com/ivanhxy/article/details/5449068ivanhxySun, 04 Apr 2010 10:28:00 +0800https://blog.youkuaiyun.com/ivanhxy/article/details/5439104https://blog.youkuaiyun.com/ivanhxy/article/details/5439104ivanhxyWed, 31 Mar 2010 22:25:00 +0800https://blog.youkuaiyun.com/ivanhxy/article/details/5421178https://blog.youkuaiyun.com/ivanhxy/article/details/5421178ivanhxyFri, 26 Mar 2010 21:56:00 +0800https://blog.youkuaiyun.com/ivanhxy/article/details/5413780https://blog.youkuaiyun.com/ivanhxy/article/details/5413780ivanhxyWed, 24 Mar 2010 22:15:00 +0800