<?php
$dir = '/www/hm-genkai/setting/user.csv';
$output = '/www/hm-genkai/setting/current_no.txt';
$data_ = file_get_contents($dir);
$rows = explode("\n",$data_);
$no_max = 0;
foreach ($rows as $row)
{
	$data_line = explode(",",$row);
	$tmp_no = $data_line[0];
	
	
	if($no_max < $tmp_no)
	{
		$no_max = $tmp_no;
	}
}
file_put_contents($output,$no_max);


?>