【以下是需要导出的数据】
            $xlsData = [
                ['name'=>'小川编程01', 'phone'=>'13045009111', 'qq'=>rand_str(), 'email'=>rand_str().'@qq.com'],
                ['name'=>'小川编程02', 'phone'=>'13045009112', 'qq'=>rand_str(), 'email'=>rand_str().'@qq.com'],
                ['name'=>'小川编程03', 'phone'=>'13045009113', 'qq'=>rand_str(), 'email'=>rand_str().'@qq.com'],
                ['name'=>'小川编程04', 'phone'=>'13045009114', 'qq'=>rand_str(), 'email'=>rand_str().'@qq.com'],
                ['name'=>'小川编程05', 'phone'=>'13045009115', 'qq'=>rand_str(), 'email'=>rand_str().'@qq.com'],
                ['name'=>'小川编程06', 'phone'=>'13045009116', 'qq'=>rand_str(), 'email'=>rand_str().'@qq.com'],
                ['name'=>'小川编程07', 'phone'=>'13045009117', 'qq'=>rand_str(), 'email'=>rand_str().'@qq.com'],
                ['name'=>'小川编程08', 'phone'=>'13045009118', 'qq'=>rand_str(), 'email'=>rand_str().'@qq.com'],
                ['name'=>'小川编程09', 'phone'=>'13045009119', 'qq'=>rand_str(), 'email'=>rand_str().'@qq.com'],
                ['name'=>'小川编程10', 'phone'=>'13045009120', 'qq'=>rand_str(), 'email'=>rand_str().'@qq.com'],
            ];