mixed
transform(mixed $choice)
Transforms a single choice to a format appropriate for the nested checkboxes/radio buttons. The result is an array with the options as keys and true/false as values, depending on whether a given option is selected. If this field is rendered as select tag, the value is not modified.
Parameters mixed $choice An array if "multiple" is set to true, a scalar value otherwise. Return Value mixed The value in the transformed representation Exceptions Tran