WFIsNotEmptyTransformer

Transforms an "empty" value into TRUE, and a non-empty value into FALSE.

Example usage: binding the hidden property of a "delete this image" WFCheckbox to an "image path" keyPath, so that the checkbox will be hidden if the path is not empty.

Located in /framework/ValueTransformers/WFIsNotEmptyTransformer.php (line 18)

WFObject
   |
   --WFValueTransformer
      |
      --WFIsNotEmptyTransformer

Inherited Variables

Inherited from WFValueTransformer

WFValueTransformer::$reversible
WFValueTransformer::$transformerList

Inherited Methods

Inherited From WFValueTransformer

WFValueTransformer::__construct()
WFValueTransformer::reverseTransformedValue()
WFValueTransformer::reversible()
WFValueTransformer::setReversible()
WFValueTransformer::setValueTransformerForName()
WFValueTransformer::transformedValue()
WFValueTransformer::valueTransformerForName()
WFValueTransformer::valueTransformerNames()

Inherited From WFObject

WFObject::__construct()
WFObject::exposedProperties()
WFObject::getClass()
WFObject::keyPathToTargetAndKey()
WFObject::setValueForKey()
WFObject::setValueForKeyPath()
WFObject::validateValueForKey()
WFObject::validateValueForKeyPath()
WFObject::valueForKey()
WFObject::valueForKeyPath()
WFObject::valueForUndefinedKey()
WFObject::__toString()