* @return String: valid dotted quad IPv4 address or null
*/
public static function canonicalize( $addr ) {
- $addr = preg_replace( '/\%.*/','', $addr ); // remove zone info (bug 35738)
+ // remove zone info (bug 35738)
+ $addr = preg_replace( '/\%.*/', '', $addr );
+
if ( self::isValid( $addr ) ) {
return $addr;
}