$allowArray public property Whether to allow array type attribute

validateImage() protected method Validates an image file

$message public property The error message used when a file is

$type public property The type of the values being compared. The

$targetClass public property The name of the ActiveRecord class

validateValue() protected method Validates a value.

validateValue() protected method Validates a value.

$params public property Additional parameters that are passed

$ipv4NotAllowed public property User-defined error message is

$ipv4 public property Whether the validating value can be an IPv4