JavaScript操作cookie例項
阿新 • • 發佈:2019-01-24
<script type="text/javascript">
var isHasCookei = getCookie("haveSave"); // 首先獲取cookie
console.log(isHasCookei); // 成功則列印yes
if (!(isHasCookei == "yes")) {
setCookie("haveSave","yes",5000);// 如果載入完成就設定一個Cookie,執行一次該步驟
}setCookie("haveSave","yes",50000);
console.log(document.cookie);
function setCookie(name,value,time) { // 設定一個cookie
var exp = new Date();
exp.setTime(exp.getTime() + time*1);
document.cookie = name + "="+ value + ";expires=" + exp.toUTCString();
}
function getCookie(name) { //獲取一個cookie
var strCookie = document.cookie;
var arr = strCookie.split(';');
for (var i = 0; i < arr.length; i++) {
var t = arr[i].split("=");
if(t[0] == name) {
return t[1];
}
};
return null;
}
function delCookie(name) { //刪除一個cookie只需設定 expires為之前時間
var exp = new Date();
exp.setTime(exp.getTime() - 1);
var cval=getCookie(name);
if(cval!=null)
document.cookie= name + "="+cval+";expires="+exp.toUTCString();
}
</script>
var isHasCookei = getCookie("haveSave"); // 首先獲取cookie
console.log(isHasCookei); // 成功則列印yes
if (!(isHasCookei == "yes")) {
setCookie("haveSave","yes",5000);// 如果載入完成就設定一個Cookie,執行一次該步驟
}setCookie("haveSave","yes",50000);
console.log(document.cookie);
function setCookie(name,value,time) { // 設定一個cookie
var exp = new Date();
exp.setTime(exp.getTime() + time*1);
document.cookie = name + "="+ value + ";expires=" + exp.toUTCString();
}
function getCookie(name) { //獲取一個cookie
var strCookie = document.cookie;
var arr = strCookie.split(';');
for (var i = 0; i < arr.length; i++) {
var t = arr[i].split("=");
if(t[0] == name) {
return t[1];
}
};
return null;
}
function delCookie(name) { //刪除一個cookie只需設定 expires為之前時間
var exp = new Date();
exp.setTime(exp.getTime() - 1);
var cval=getCookie(name);
if(cval!=null)
document.cookie= name + "="+cval+";expires="+exp.toUTCString();
}
</script>