iterator_apply Call a function for every element in an iterator &reftitle.description; intiterator_apply Traversableiterator callbackfunction arrayargs Calls a function for every element in an iterator. &reftitle.parameters; iterator The class to iterate over. function The callback function to call on every element. The function must return &true; in order to continue iterating over the iterator. args Arguments to pass to the callback function. &reftitle.returnvalues; Returns the iteration count. &reftitle.examples; current()) . "\n"; return TRUE; } $it = new ArrayIterator(array("Apples", "Bananas", "Cherries")); iterator_apply($it, "print_caps", array($it)); ?> ]]> &example.outputs; &reftitle.seealso; array_walk