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js设置、获取、清除cookie
1 <!DOCTYPE html> 2 <html lang="en"> 3 <head> 4 <meta charset="utf-8"> 5 <meta name="description" content=""> 6 <meta name="HandheldFriendly" content="True"> 7 <meta name="MobileOptimized" content="320"> 8 <meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=no"> 9 <title>cookies</title> 10 <!-- html5.js for ie less than 9 --> 11 <!--[if lt ie 9]> 12 <script src="http://html5shim.googlecode.com/svn/trunk/html5.js"></script> 13 <![endif]--> 14 15 <!-- css3-mediaqueries.js for ie less than 9 --> 16 <!--[if lt ie 9]> 17 <script src="http://css3-mediaqueries-js.googlecode.com/svn/trunk/css3-mediaqueries.js"></script> 18 <![endif]--> 19 <style type="text/css"> 20 body,div,ul,li,a,img,h1,h2,h3,h4,h5,p,input{ 21 margin:0; 22 padding:0; 23 } 24 article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section { 25 display: block; 26 } 27 body{ 28 font-family:"微软雅黑",Verdana, Arial, Helvetica, sans-serif; 29 -webkit-text-size-adjust:none; 30 } 31 img,input{ 32 outline:none; 33 } 34 ul{ 35 list-style:none; 36 } 37 a:link{ 38 text-decoration:none; 39 color:#545454; 40 } 41 a:visited{ 42 color:#525252; 43 } 44 a:hover{ 45 color:#4D4D4D; 46 } 47 .clear{ 48 clear:both; 49 } 50 .ui-page { 51 -webkit-backface-visibility: hidden; 52 } 53 </style> 54 </head> 55 <body> 56 <div id="time"></div> 57 <script src="jquery.js"></script> 58 <script type="text/javascript"> 59 (function(){ 60 var time=new Date(); 61 var str; 62 str=time.getSeconds(); 63 $(window).click(function(){ 64 Cookies.set(‘istime‘,str); 65 }) 66 var Cookies ={ 67 //设置cookies 68 set:function(name,value,days){ 69 if (days) { 70 var date = new Date(); 71 date.setTime(date.getTime()+(days*24*60*60*1000)); 72 var expires = "; expires="+date.toGMTString(); 73 } 74 else var expires = ""; 75 document.cookie = name+"="+value+expires+"; path=/"; 76 }, 77 78 //获取cookies 79 get:function(name){ 80 var nameEQ = name + "="; 81 var ca = document.cookie.split(‘;‘); 82 for(var i=0;i < ca.length;i++) { 83 var c = ca[i]; 84 while (c.charAt(0)==‘ ‘) c = c.substring(1,c.length); 85 if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length); 86 } 87 return null; 88 }, 89 90 //清除cookies 91 erase:function(name){ 92 this.set(name,"",-1); 93 } 94 } 95 96 var isTime = function(){ 97 var _istime = Cookies.get(‘istime‘); //获取name为‘istime‘的cookies; 98 if(_istime ){ //判断name为‘istime‘的cookies存不存在; 99 var time1=new Date();100 var str1;101 str1=time.getSeconds();102 103 if(str1 - _istime > 0 ){104 alert(str1 - _istime);105 }106 107 }108 };109 110 $(function(){111 isTime();112 })113 })(this)114 115 </script>116 </body>117 </html>
js设置、获取、清除cookie
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