CallbackTransformer
class CallbackTransformer implements DataTransformerInterface
Methods
| __construct(callable $transform, callable $reverseTransform) Constructor. | ||
| mixed | transform(mixed $data) Transforms a value from the original representation to a transformed representation. | |
| mixed | reverseTransform(mixed $data) Transforms a value from the transformed representation to its original representation. |
Details
__construct(callable $transform, callable $reverseTransform)
Constructor.
Parameters
| callable | $transform | The forward transform callback |
| callable | $reverseTransform | The reverse transform callback |
mixed transform(mixed $data)
Transforms a value from the original representation to a transformed representation.
Parameters
| mixed | $data | The value in the original representation |
Return Value
| mixed | The value in the transformed representation |
Exceptions
| UnexpectedTypeException | when the argument is not of the expected type |
| TransformationFailedException | when the transformation fails |
mixed reverseTransform(mixed $data)
Transforms a value from the transformed representation to its original representation.
Parameters
| mixed | $data | The value in the transformed representation |
Return Value
| mixed | The value in the original representation |
Exceptions
| UnexpectedTypeException | when the argument is not of the expected type |
| TransformationFailedException | when the transformation fails |
© 2004–2017 Fabien Potencier
Licensed under the MIT License.
http://api.symfony.com/3.1/Symfony/Component/Form/CallbackTransformer.html