applies a function to all objects contained by $obj and $obj itself.

iterates on $obj and its sub objects, which can iether be arrays or objects

• return: array or object, depending on type of $obj
• access: public

• mixed $obj: the object/array that will be iterated on
• array $callBack: the function to apply to obj and subobjs. must take 1 parameter, and return the modified object
• int $recursionDepth: current recursion depth. The first call should be made with this set 0. default is 0
• int $maxRecursionDepth.: default is 30
• $maxRecursionDepth