<?php

$dir = ‘./’;

if ($dh = opendir($dir)) {

    while (($file = readdir($dh)) !== false) {

        if ($file == "." || $file == "..") continue;

        if(filetype($dir . $file) == ‘file’)

        {

            $newfile = str_replace(‘[1]‘, ”, $file);

            rename($dir . $file, $dir . $newfile);

        }

    }

    closedir($dh);

}