[英]set variable to cookie value and redirect
我正在嘗試創建一個輸入,將您導航到以輸入值命名的目錄。 這部分有效,但是我需要將其存儲在cookie中,並在用戶返回頁面時重定向用戶。 到目前為止,我有這個:
function sendanswer(e) {
if (e.keyCode === 13) {
e.preventDefault();
var answer = document.answerarea.input.value;
if (answer) {
window.location.href = answer;
//SET COOKIE WITH NAME redirectPath
document.cookie = "redirectPath=" + answer;
}
}
}
document.answerarea.input.onkeypress = sendanswer;
window.onload=function(){
var kuki = "redirectPath="; //NAME OF COOKIE WE SET
var cookies = document.cookie.split(';');
for(var i = 0; i < cookies.length; i++) {
var c = cookies[i];
while (c.charAt(0) == ' ') c = c.substring(1, c.length);
if (c.indexOf(kuki) == 0){
var path = c.substring(nameEQ.length, c.length);
//MOVE USER TO STORED PATH
document.location.href = path;
}
}
}
cookie已創建,但在控制台中出現“ Uncaught ReferenceError:未定義nameEQ”。 重定向不起作用。
有沒有辦法解決這個問題? 謝謝。
首先,我將建議您像W3c-School中一樣創建一個函數來創建Cookie:
function setCookie(cname, cvalue, exdays) {
var d = new Date();
d.setTime(d.getTime() + (exdays*24*60*60*1000));
var expires = "expires="+d.toUTCString();
document.cookie = cname + "=" + cvalue + "; " + expires;
}
還有一個讀取cookie的功能:
function getCookie(cname) {
var name = cname + "=";
var ca = document.cookie.split(';');
for(var i=0; i<ca.length; i++) {
var c = ca[i];
while (c.charAt(0)==' ') c = c.substring(1);
if (c.indexOf(name) == 0) return c.substring(name.length,c.length);
}
return "";
}
其次,您的文檔流程應為:首先保存cookie:
function sendanswer(e) {
if (e.keyCode === 13) {
e.preventDefault();
var answer = document.answerarea.input.value;
if (answer) {
//SET COOKIE WITH NAME redirectPath
setCookie("redirectPath=" , answer);
window.location.href = answer;
}
}
}
window.onload=function(){
var kukiResult = getCookie("redirectPath");
}
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