SetaPDF_Core_Type_Token Class representing a token
Parses a string value to a pdf token string and writes it into a writer.
- $writer : SetaPDF_Core_WriteInterface
- $value : null|string
This method is used to clean up an object by releasing memory and references.
The observers has to be removed with the detach()-method. Only if there is no observer left this method should really release resources.
The method has to be implemented by each object type