cookie 存、取、删、检查
var cookie = {
setCookie: function(key, value, expires, path, domain, secure) {
var cookieText = "";
expires = expires * 1000 * 60 * 60 * 24;
var expires_date = new Date(new Date().getTime() + expires);
cookieText += encodeURIComponent(key) + "=" + encodeURIComponent(value);
if (expires) {
cookieText += "; expires=" + expires_date.toGMTString();
}
if (path) {
cookieText += "; path=" + path;
}
if (domain) {
cookieText += "; domain=" + domain;
}
if (secure) {
cookieText += "; secure";
}
document.cookie = cookieText;
},
getCookie: function(key) {
var cookieName = encodeURIComponent(key) + "=";
var cookieStart = document.cookie.indexOf(cookieName);
var cookieValue = "";
if (cookieStart > -1) {
var cookieEnd = document.cookie.indexOf(";", cookieStart);
if (cookieEnd == -1) {
cookieEnd = document.cookie.length;
}
cookieValue = decodeURIComponent(
document.cookie.substring(cookieStart + cookieName.length, cookieEnd)
);
}
return cookieValue;
},
clearCookie: function(key) {
this.setCookie(key, "", -1);
},
checkCookie: function(key) {
var value = this.getCookie(key);
if (value == "" || value == null) {
return false;
} else {
return true;
}
}
};
localStorage && sessionStorage 存、取、删
const storage = {
setLocal:
function(key, value) {
window.localStorage.setItem(key, JSON.stringify(value));
},
getLocal:
function(key) {
let value = window.localStorage.getItem(key);
return JSON.parse(value);
},
setSession:
function(key, value) {
window.sessionStorage.setItem(key, JSON.stringify(value));
},
getSession:
function(key) {
let value = window.localStorage.getItem(key);
return JSON.parse(value);
},
clearOneLocal:
function(key) {
window.localStorage.removeItem(key);
},
clearOneSession:
function(key) {
window.sessionStorage.removeItem(key);
},
clearAllLocal:
function() {
window.localStorage.clear();
},
clearAllSession:
function() {
window.sessionStorage.clear();
}
};