Solar_Filter_ValidateSizeScope::_resetInvalid()
    protected
    void
     Solar_Filter_ValidateSizeScope::_resetInvalid  ( void
    
 )
Resets the $_invalid property to its default value.
Inherited from Solar_Filter_Abstract.
Parameters
- None. 
Returns
- (void) 
Description
Resets the $_invalid property to its default value.
For all non-validate classes, the value is null.
For a class ValidateFooBar, the value is "INVALID_FOO_BAR".