Question

php判断一个请求是ajax请求还是普通请求

Answer 1

    /**
     * 是否AJAX请求
     * @access protected
     * @return boolean
     */
    protected function isAjax() {
        if(isset($_SERVER['HTTP_X_REQUESTED_WITH']) ) {
            if('xmlhttprequest' == strtolower($_SERVER['HTTP_X_REQUESTED_WITH']))
                return true;
        }
        return false;
    }