public static function postal($check)
{
$pattern = '/^(0[1-46-9]\\d{3}|[1-357-9]\\d{4}|[4][0-24-9]\\d{3}|[6][013-9]\\d{3})$/';
return (bool) preg_match($pattern, $check);
} /**
* test the postal method of DeValidation
* according to wikipedia, some combinations are reserved and therefore not valid
* https://de.wikipedia.org/wiki/Liste_der_Postleitregionen_in_Deutschland#F.C3.BCnfstelliges_System_seit_1993
* @return void
*/
public function testPostal()
{
$this->assertTrue(DeValidation::postal('51109'));
// must have 5 digits
$this->assertFalse(DeValidation::postal('1109'));
$this->assertFalse(DeValidation::postal('051109'));
$this->assertFalse(DeValidation::postal('00109'));
$this->assertTrue(DeValidation::postal('01109'));
$this->assertFalse(DeValidation::postal('05000'));
$this->assertTrue(DeValidation::postal('06109'));
$this->assertFalse(DeValidation::postal('43000'));
$this->assertTrue(DeValidation::postal('44109'));
$this->assertFalse(DeValidation::postal('62000'));
$this->assertTrue(DeValidation::postal('63109'));
}
