postal() public static method

In fact the national standard allows to omit the final two digits if they are both 0, but few people write postal number in this way nowadays.
public static postal ( string $check ) : boolean
$check string The value to check.
return boolean Success.
Example #1
0
 /**
  * test the postal method of CnValidation
  *
  * @return void
  */
 public function testPostal()
 {
     $this->assertTrue(CnValidation::postal('350000'));
     $this->assertTrue(CnValidation::postal('123456'));
     $this->assertFalse(CnValidation::postal('10075'));
     $this->assertFalse(CnValidation::postal('10x'));
     $this->assertFalse(CnValidation::postal('0851234'));
 }