[PHP] pobierz, plaintext 
$fd=fopen($plik,"r+");
		while(!feof($fd))
		{
			$des=ftell($fd);
			$str=fgets($fd,4096);
			$pol=array("ą","Ą","ć","Ć","ę","Ę","ł","Ł","ń","Ń","ó","Ó","ś","Ś","ź","Ż","ż","Ż");
			$lac=array("a","A","c","C","e","E","l","L","n","N","o","O","s","S","z","Z","z","Z");
			$str=str_replace($pol,$lac,$str);
			fseek($fd,$des);
			fwrite($fd,$str);
		}
		fclose($fd);
[PHP] pobierz, plaintext