Remove trailing spaces from PHP source files

removeTrailingSpaces.php

<?php
$tests=array();
foreach (new RegexIterator(new RecursiveIteratorIterator(new RecursiveDirectoryIterator(__DIR__,0|\RecursiveDirectoryIterator::SKIP_DOTS)), '/\.php$/') as $file) {
  if (strpos((string) $file, '.svn')) {
    continue;
  }
  $tests[] = realpath((string) $file);
}

foreach ($tests as $file) {
        $content = file_get_contents($file);
        $content2 = preg_replace(array('/\;[ \t]+$/m', '/\{[ \t]+$/m', '/\)[ \t]+$/m'), array(';', '{', ')'), $content);
  if ($content2 != $content) {
    echo("$file\n");
    file_put_contents($file, $content2);
  }
}