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

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        $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 ""
}