<?php
$file=file("info.dat");
$fp=fopen("info.dat","a+");
flock ($fp,LOCK_EX);
ftruncate ($fp,0);
fflush ($fp);
flock ($fp,LOCK_UN);
fclose($fp);
echo'<center>Oчищенo!</div>';
echo"<META HTTP-EQUIV='Refresh' CONTENT='0; URL=index.php'>";
?>