function _postal_code_validation_validate_CH in Postal Code Validation 7

Implements _postal_code_validation_validate_COUNTRYCODE().

File

countries/ch.inc, line 11

Postal code validation functions for Switzerland.

Code

function _postal_code_validation_validate_CH($postal_code) {
  $return = array(
    'country' => 'CH',
  );
  if (preg_match('/^[0-9]{4}$/', $postal_code)) {
    $return['postal_code'] = $postal_code;
  }
  else {
    $return['error'] = t('Invalid postal code. Postal codes in Switzerland are like "9999".');
  }
  return $return;
}