public static function CardCode::numberIsValid in Creditfield Form Element 8

Validation of the value submitted in the creditfield_cardcode field.

Parameters

$value:

Return value

bool

3 calls to CardCode::numberIsValid()

CardCode::validateCardCode in src/Element/CardCode.php

CardCodeTest::testBadCodeValidation in tests/src/Unit/Element/CardCodeTest.php

@covers ::numberIsValid @dataProvider providerInvalidCardCodeNumbers

CardCodeTest::testGoodCodeValidation in tests/src/Unit/Element/CardCodeTest.php

@covers ::numberIsValid @dataProvider providerValidCardCodeNumbers

File

src/Element/CardCode.php, line 91

Class

CardCode

Provides a one-line credit card number field form element.

Namespace

Drupal\creditfield\Element

Code

public static function numberIsValid($value) {

  // value is not an integer or is an integer but not between 3 and 4 digits
  return (bool) preg_match('/^\\d{3,4}$/', $value);
}