Property | Type | Description | |
---|---|---|---|
$_new | updated viewstate | ||
$_null | null value. | ||
$_old | viewstate value at the begining of the request. |
Method | Description | |
---|---|---|
__construct ( $new, $old, $null ) | Constructor. | |
getDifference ( ) : mixed |
abstract public getDifference ( ) : mixed | ||
return | mixed | view state changes, nullObject if no difference. |