Interface ValidatorInterface

Test if an input value is grammatically and/or logically valid

WARNING: implementors must also implement isMandatory() method! This interface will be merged with MandatoryValidatorInterface

Namespace: Nethgui\System
Author: Davide Principi davide.principi@nethesis.it
Since: 1.0
See: Nethgui\System\MandatoryValidatorInterface
Api
Located at System/ValidatorInterface.php

Methods summary
`public boolean`	# `evaluate( mixed $value )` Test if $value is accepted by this validator. Test if $value is accepted by this validator. Parameters `$value` Returns boolean Api
`public array`	# `getFailureInfo( )` Tells why validation failed Tells why validation failed If evaluate() returns FALSE the validator object must return an explanation of the problem as an array of arrays. Returns array An array of arrays of two elements: a template string and an array of arguments, to invoke strtr(). See `Nethgui\System\ValidatorInterface::evaluate()` Api