708. Class

708.1. Zend\Filter\Null

708.1.1. Methods

708.1.1.1. __construct

__construct()

Constructor

Parameters:string|array|Traversable – OPTIONAL

708.1.1.2. setType

setType()

Set boolean types

Parameters:integer|array – Throws ExceptionInvalidArgumentException:   Return type:Boolean

708.1.1.3. getType

getType()

Returns defined boolean types

Return type:int

708.1.1.4. filter

filter()

Defined by ZendFilterFilterInterface

Returns null representation of $value, if value is empty and matches types that should be considered null.

Parameters:string – Return type:string

708.1.2. Constants

708.1.2.1. TYPE_BOOLEAN

708.1.2.2. TYPE_INTEGER

708.1.2.3. TYPE_EMPTY_ARRAY

708.1.2.4. TYPE_STRING

708.1.2.5. TYPE_ZERO_STRING

708.1.2.6. TYPE_FLOAT

708.1.2.7. TYPE_ALL