php/www/protected/commands/MobileAnalysCommand.php

<?php
class MobileAnalysCommand extends CConsoleCommand{
    public function run($args) {
        error_reporting(E_ALL);
        ini_set('memory_limit', '1024M');
        set_time_limit(0);

        $file = file_get_contents('d://no_reg_user.csv');
        $info_arr = explode("\r\n",$file);
        foreach ($info_arr as $key => $value) {
            $user_info = explode(",", $value);         
            if(@preg_match("/.*(静安|闸北|徐汇|普陀|长宁|黄浦|卢湾|虹口|杨浦).*/",  iconv('GB2312', 'UTF-8', $user_info[2]))){
                 file_put_contents('d://no_reg_user_new.csv',$value."\r\n",FILE_APPEND);
            }
        }
    }
}