* @return bool
*/
public function validateSha1Hash( $hash ) {
- return preg_match( '/^[a-f0-9]{40}$/', $hash );
+ return (bool)preg_match( '/^[a-f0-9]{40}$/', $hash );
}
/**
* @return bool
*/
public function validateSha1Base36Hash( $hash ) {
- return preg_match( '/^[a-z0-9]{31}$/', $hash );
+ return (bool)preg_match( '/^[a-z0-9]{31}$/', $hash );
}
/**