71 lines
2.0 KiB
JavaScript
71 lines
2.0 KiB
JavaScript
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// Cookie工具类
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const CookieUtils = {
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/**
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* 设置Cookie
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* @param {string} name Cookie名称
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* @param {string} value Cookie值
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* @param {number} days 过期天数，默认7天
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*/
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set(name, value, days = 7) {
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const expires = new Date();
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expires.setTime(expires.getTime() + days * 24 * 60 * 60 * 1000);
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document.cookie = `${name}=${encodeURIComponent(value)};expires=${expires.toUTCString()};path=/`;
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},
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/**
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* 获取Cookie
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* @param {string} name Cookie名称
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* @returns {string|null} Cookie值，不存在返回null
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*/
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get(name) {
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const nameEQ = name + "=";
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const ca = document.cookie.split(';');
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for (let i = 0; i < ca.length; i++) {
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let c = ca[i];
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while (c.charAt(0) === ' ') c = c.substring(1, c.length);
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if (c.indexOf(nameEQ) === 0) {
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return decodeURIComponent(c.substring(nameEQ.length, c.length));
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}
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}
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return null;
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},
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/**
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* 删除Cookie
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* @param {string} name Cookie名称
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*/
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remove(name) {
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document.cookie = `${name}=;expires=Thu, 01 Jan 1970 00:00:00 UTC;path=/;`;
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},
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/**
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* 获取JSON格式的Cookie
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* @param {string} name Cookie名称
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* @returns {any|null} 解析后的JSON对象，不存在或解析失败返回null
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*/
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getJSON(name) {
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const value = this.get(name);
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if (!value) return null;
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try {
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return JSON.parse(value);
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} catch (e) {
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console.error(`Failed to parse cookie ${name}:`, e);
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return null;
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}
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},
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/**
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* 设置JSON格式的Cookie
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* @param {string} name Cookie名称
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* @param {any} value 要存储的对象
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* @param {number} days 过期天数，默认7天
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*/
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setJSON(name, value, days = 7) {
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try {
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this.set(name, JSON.stringify(value), days);
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} catch (e) {
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console.error(`Failed to stringify cookie ${name}:`, e);
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}
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}
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};
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