SPL Функции
PHP Manual

iterator_apply

(PHP 5 >= 5.1.0)

iterator_applyApply a user function to every element of an iterator

Описание

int iterator_apply ( Traversable $iterator , callback $function [, array $args ] )

Calls a function for every element in an iterator.

Параметри

iterator

The class to walk through.

function

The callback function to call on every element.

args

Arguments to pass to the callback function.

Връщани стойности

Returns the iteration count.

Вж. също


SPL Функции
PHP Manual