Convert file encoding with `//IGNORE` flag. This script convert a file, can`t convert files. usage: php iconv.php from-encoding to-encoding filename

iconv.php

<?php
// filename : iconv.php
if($argc != 4){
  echo "invalid arg!\nsyntax) php {$argv[0]} from to filename\nex) php {$argv[0]} euc-kr utf-8 /path/to/filename\n";
	exit(0);
}

$from = $argv[1];
$to = $argv[2];
$filename = $argv[3];
$pathinfo = pathinfo(realpath($filename));
$newpath = $pathinfo['dirname'] . DIRECTORY_SEPARATOR . $pathinfo['filename'] . '('. $to .').' . $pathinfo['extension'];

$fp = fopen($filename, "rb") or die("fopen failed");

$fp2 = fopen($newpath, 'w');

while(!feof($fp)) {
	$string = fgets($fp);
	$replaced = iconv($from, $to . '//IGNORE', $string);
	fwrite($fp2, $replaced);
}

fclose($fp2) or die("fclose failed");
fclose($fp) or die("fclose failed");