javascript对cookie操作详细代码函数
javascript操作cookie的代码，封装cookie的设置，cookie的获取，cookie删除的函数，更方便的操作cookie。setCookie(name,value)、getCookie(name)、delCookie(name)
//设置cookiefunction setCookie(name,value){ var Days = 30; var exp = new Date(); exp.setTime(exp.getTime() + Days*24*60*60*1000); document.cookie = name + "="+ escape (value) + ";expires=" + exp.toGMTString();}//获取cookiefunction getCookie(name){ var arr,reg=new RegExp("(^| )"+name+"=([^;]*)(;|$)"); if(arr=document.cookie.match(reg)) return unescape(arr); else return null;}//删除cookiefunction delCookie(name){ var exp = new Date(); exp.setTime(exp.getTime() - 1); var cval=getCookie(name); if(cval!=null) document.cookie= name + "="+cval+";expires="+exp.toGMTString();}
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