| private findNamespacePrefixes ( string $xpath ) : array | ||
| $xpath | string | |
| return | array | |
private function findNamespacePrefixes($xpath)
{
if (preg_match_all('/(?P<prefix>[a-z_][a-z_0-9\\-\\.]*+):[^"\\/:]/i', $xpath, $matches)) {
return array_unique($matches['prefix']);
}
return array();
}