localStorage,sessionStorage区别

/**json对象localStorage : {}     * localStorage:永久存储，浏览器关闭后，再打开还是存在     * sessionStorage:会话存储，浏览器关闭后就清除     */    /**检查是否支持localStore */    if(window.localStorage){        window.localStorage.setItem('name','wang');        window.localStorage.setItem('name1','wang1');        window.localStorage.setItem('name2','wang2');    }    //获取    localStorage.getItem('name');    //查看所有    for(var i=0;i<localStorage.length;i++){        var keyName=localStorage.key(i);//获取key        var lalue=localStorage[keyName];    }    /**检查是否支持sessionStorage */    if(window.sessionStorage){        window.sessionStorage.setItem('age',18);   }