javascript php 添加cookie,删除cookie

php cookie //add cookie $time = time() + 3600 * 24 * 30; setcookie('UserIId', $_GET["userid"], $time); setcookie('UserPwd', $_GET["pwd"], $time); //del cookie $time = time() - 3600; setcookie('UserIId', '', $time); setcookie('UserPwd', '',

php cookie

//add cookie

$time = time() + 3600 * 24 * 30;
setcookie('UserIId', $_GET["userid"], $time);
setcookie('UserPwd', $_GET["pwd"], $time);

//del cookie

$time = time() - 3600;
setcookie('UserIId', '', $time);
setcookie('UserPwd', '', $time);

//get cookie

$_COOKIE["UserIId"];

javascript

//add cookie
function saveTmpEmail(){
var Then=new Date();
var uemailStr=document.getElementById("login_email").value;
Then.setTime(Then.getTime() +3600*1000*24*300 );

document.cookie='UserIId='+uemailStr+';expires='+ Then.toGMTString();
document.cookie='UserPwd=55555;expires='+Then.toGMTString();

}
//取cookie
function getCookieData(label){
var labelLen=label.length;
var cLen=document.cookie.length;
var i=0;
var cEnd;
while(i var j=i+labelLen;
if(document.cookie.substring(i,j)==label){
cEnd=document.cookie.indexOf(";",j);
if(cEnd==-1){
cEnd=document.cookie.length;
}
return document.cookie.substring(j+1,cEnd);
}
i++
}
return ""
}