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    在jquery中能用session吗

    coldplay.xixicoldplay.xixi2020-12-01 15:19:09原创1234

    在jquery中能用session,使用方法为:1、添加数据,代码为【$.session.set('key', 'value')】;2、删除数据,代码为【$.session.remove('key')】。

    本教程操作环境:windows7系统、jquery3.2.1版本,该方法适用于所有品牌电脑。

    在jquery中能用session,使用方法为:

    添加数据

    $.session.set('key', 'value')

    删除数据

    $.session.remove('key');

    获取数据

    $.session.get('key');

    清除数据

    $.session.clear();

    以下为jquery文件代码:新建复制即可使用

    /** *说明:不可以获取java的session* 语法:添加数据$.session.set('key', 'value')
    删除数据$.session.remove('key');
    获取数据$.session.get('key');
    清除数据$.session.clear();*/
    (function($){
    $.session = {
    _id: null,
    _cookieCache: undefined,
    _init: function(){if (!window.name) {window.name = Math.random();}this._id = window.name;this._initCache();
    // See if we've changed protcols
    var matches = (new RegExp(this._generatePrefix() + "=([^;]+);")).exec(document.cookie);if (matches && document.location.protocol !== matches[1]) {this._clearSession();for (var key in this._cookieCache) {try {window.sessionStorage.setItem(key, this._cookieCache[key]);} catch (e) {};}}
    document.cookie = this._generatePrefix() + "=" + document.location.protocol + ';path=/;expires=' + (new Date((new Date).getTime() + 120000)).toUTCString();
    },
    _generatePrefix: function(){return '__session:' + this._id + ':';},
    _initCache: function(){var cookies = document.cookie.split(';');this._cookieCache = {};for (var i in cookies) {var kv = cookies[i].split('=');if ((new RegExp(this._generatePrefix() + '.+')).test(kv[0]) && kv[1]) {this._cookieCache[kv[0].split(':', 3)[2]] = kv[1];}}},
    _setFallback: function(key, value, onceOnly){var cookie = this._generatePrefix() + key + "=" + value + "; path=/";if (onceOnly) {cookie += "; expires=" + (new Date(Date.now() + 120000)).toUTCString();}document.cookie = cookie;this._cookieCache[key] = value;return this;},
    _getFallback: function(key){if (!this._cookieCache) {this._initCache();}return this._cookieCache[key];},
    _clearFallback: function(){for (var i in this._cookieCache) {document.cookie = this._generatePrefix() + i + '=; path=/; expires=Thu, 01 Jan 1970 00:00:01 GMT;';}this._cookieCache = {};},
    _deleteFallback: function(key){document.cookie = this._generatePrefix() + key + '=; path=/; expires=Thu, 01 Jan 1970 00:00:01 GMT;';delete this._cookieCache[key];},
    get: function(key){return window.sessionStorage.getItem(key) || this._getFallback(key);},
    set: function(key, value, onceOnly){try {window.sessionStorage.setItem(key, value);} catch (e) {}this._setFallback(key, value, onceOnly || false);return this;},'delete': function(key){return this.remove(key);},
    remove: function(key){try {window.sessionStorage.removeItem(key);} catch (e) {};this._deleteFallback(key);return this;},
    _clearSession: function(){try {window.sessionStorage.clear();} catch (e) {for (var i in window.sessionStorage) {window.sessionStorage.removeItem(i);}}},
    clear: function(){this._clearSession();this._clearFallback();return this;}
    };
    $.session._init();
    })(jQuery);

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