JS：cookies 存、取、删除实例

 

function SetCookie(name,value)

02

{

03	var Days = 1;

04	var exp = new Date();

05	exp.setTime(exp.getTime() + Days*24*60*60*1000);

06	document.cookie = name + "=" + escape (value) + ";expires=" + exp.toGMTString();

07

}

08	function getCookie(name) //取cookies函数

09

{

10	var arr = document.cookie.match( new RegExp( "(^| )" +name+ "=([^;]*)(;|$)" ));

11	if (arr != null ) return unescape(arr[2]); return null ;

12

13

}

14	function delCookie(name) //删除cookie

15

{

16	var exp = new Date();

17	exp.setTime(exp.getTime() - 1);

18	var cval=getCookie(name);

19	if (cval!= null ) document.cookie= name + "=" +cval+ ";expires=" +exp.toGMTString();

20

}