JS操作Cookies的简单例子
时间:2015/12/3 22:42:00来源:互联网 作者:flyso 点击: 1568 次
<script type="text/javascript"> function Set(Cookie_name) { var Then = new Date() Then.setTime(Then.getTime() + 1*3600000 ) //小时 document.cookie = Cookie_name+"=true;expires="+ Then.toGMTString() } function Get(Cookie_name) { var cookieString = new String(document.cookie) var cookieHeader = Cookie_name+"=" var beginPosition = cookieString.indexOf(cookieHeader) if (beginPosition != -1) //cookie已经设置值,应该 不显示提示框 { alert(Cookie_name+"返回"+cookieString.substring(beginPosition + cookieHeader.length)); } else //cookie没有设置值,应该显示提示框 { alert("Cookie 未找到!"); } } function Move(Cookie_name) { document.cookie = Cookie_name+"=;expires=Fri, 02-Jan-1970 00:00:00 GMT"; } </script> <P> <INPUT onclick="Set('steven lu')" type=button value=设置cookie值><P> <INPUT onclick="Get('steven lu')" type=button value=查看cookie值><P> <INPUT onclick="Move('steven lu')" type=button value=清除cookie值> |