Regex (and PHP code sample) for parsing Drupal .info files

DrupalParseInfoFile.php

<?php

if (preg_match('/^([a-zA-Z\[\]]+)\s*=\s*(.+)$/', $line, $matches)) {
  // $matches[0]: whole line matched
  // $matches[1]: property name
  // $matches[2]: property value
}