https://blog.youkuaiyun.com/qq_34187029zh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/qq_34187029/article/details/54620365https://blog.youkuaiyun.com/qq_34187029/article/details/54620365qq_34187029Thu, 19 Jan 2017 23:31:08 +0800https://blog.youkuaiyun.com/qq_34187029/article/details/54619443https://blog.youkuaiyun.com/qq_34187029/article/details/54619443qq_34187029Thu, 19 Jan 2017 21:04:14 +0800https://blog.youkuaiyun.com/qq_34187029/article/details/53352033https://blog.youkuaiyun.com/qq_34187029/article/details/53352033qq_34187029Sat, 26 Nov 2016 15:27:16 +0800https://blog.youkuaiyun.com/qq_34187029/article/details/53185821https://blog.youkuaiyun.com/qq_34187029/article/details/53185821qq_34187029Wed, 16 Nov 2016 13:52:24 +0800 用来匹配字符串的一套规则 正则表达式的写法：              / /          new RegExp();当正则里面传参是变量的时候          test:          正则.test(字符串)   ]]>https://blog.youkuaiyun.com/qq_34187029/article/details/53130879https://blog.youkuaiyun.com/qq_34187029/article/details/53130879qq_34187029Fri, 11 Nov 2016 17:40:11 +0800 event 事件对象的兼容写法   e = e||window.event;  (在事件当中，参数e由于ie低版本浏览器不支持，返回undefined,所以window.event，写兼容) 获取事件的对象一些内容 for(var key in e){ console.log(key+"======"+e[ke]]>https://blog.youkuaiyun.com/qq_34187029/article/details/53127427https://blog.youkuaiyun.com/qq_34187029/article/details/53127427qq_34187029Fri, 11 Nov 2016 11:40:20 +08005)  {  var num=$("#TextArea1").val().substr(0,5);  $("#TextArea1").val(num);  al]]>https://blog.youkuaiyun.com/qq_34187029/article/details/53127382https://blog.youkuaiyun.com/qq_34187029/article/details/53127382qq_34187029Fri, 11 Nov 2016 11:37:49 +0800https://blog.youkuaiyun.com/qq_34187029/article/details/53036825https://blog.youkuaiyun.com/qq_34187029/article/details/53036825qq_34187029Fri, 04 Nov 2016 16:59:54 +0800https://blog.youkuaiyun.com/qq_34187029/article/details/52957828https://blog.youkuaiyun.com/qq_34187029/article/details/52957828qq_34187029Fri, 28 Oct 2016 16:54:57 +0800https://blog.youkuaiyun.com/qq_34187029/article/details/52946733https://blog.youkuaiyun.com/qq_34187029/article/details/52946733qq_34187029Thu, 27 Oct 2016 16:04:51 +0800  JSON.stringify  与  JSON.pa]]>https://blog.youkuaiyun.com/qq_34187029/article/details/52923808https://blog.youkuaiyun.com/qq_34187029/article/details/52923808qq_34187029Tue, 25 Oct 2016 16:22:47 +0800https://blog.youkuaiyun.com/qq_34187029/article/details/52914747https://blog.youkuaiyun.com/qq_34187029/article/details/52914747qq_34187029Mon, 24 Oct 2016 19:51:08 +0800https://blog.youkuaiyun.com/qq_34187029/article/details/52885582https://blog.youkuaiyun.com/qq_34187029/article/details/52885582qq_34187029Fri, 21 Oct 2016 17:31:00 +0800调用函数 匿名函数document.onclick=function(){---------->]]>https://blog.youkuaiyun.com/qq_34187029/article/details/52859459https://blog.youkuaiyun.com/qq_34187029/article/details/52859459qq_34187029Wed, 19 Oct 2016 14:57:43 +0800 number isNaN() : is not a number // 是不是（is） 不是数字啊？ //是数字  false //不是数字  true Infinity ---> number扩展出来的子对象    *{p]]>https://blog.youkuaiyun.com/qq_34187029/article/details/52839663https://blog.youkuaiyun.com/qq_34187029/article/details/52839663qq_34187029Mon, 17 Oct 2016 16:26:26 +0800https://blog.youkuaiyun.com/qq_34187029/article/details/52831096https://blog.youkuaiyun.com/qq_34187029/article/details/52831096qq_34187029Sun, 16 Oct 2016 16:30:23 +0800https://blog.youkuaiyun.com/qq_34187029/article/details/52818613https://blog.youkuaiyun.com/qq_34187029/article/details/52818613qq_34187029Fri, 14 Oct 2016 19:50:24 +0800https://blog.youkuaiyun.com/qq_34187029/article/details/52807495https://blog.youkuaiyun.com/qq_34187029/article/details/52807495qq_34187029Thu, 13 Oct 2016 15:48:02 +0800https://blog.youkuaiyun.com/qq_34187029/article/details/52807355https://blog.youkuaiyun.com/qq_34187029/article/details/52807355qq_34187029Thu, 13 Oct 2016 15:34:55 +0800https://blog.youkuaiyun.com/qq_34187029/article/details/52807333https://blog.youkuaiyun.com/qq_34187029/article/details/52807333qq_34187029Thu, 13 Oct 2016 15:32:47 +0800 BODY对象宽度 document.body.clientHeight ==> BODY对象高度 document.documentElement.clientWidth ==> 可见区域宽度 document.documentElement.clientHeight ==> 可见]]>