<?php class A { public $val; public function __construct($val) { $this->val = $val; } public function rewind() { echo __METHOD__; parent::rewind(); } } $storage = new SplObjectStorage; $storage->attach(new A(1)); $storage->attach(new A(2)); $storage->attach(new A(3)); $storage->attach(new A(4)); $storage->attach(new A(5)); $storage->attach(new A(6)); $storage->attach(new A(7)); $storage->attach(new A(8)); $storage->attach(new A(9)); $storage->attach(new A(10)); $iterations = 0; $expected = 10; // 10 iterations is expected, as storage has 10 objects attached $storage->rewind(); while ($storage->valid()) { $iterations++; $object = $storage->current(); echo 'Iteration #' . $iterations . ' with object A(' . $object->val . ')'; $storage->next(); if($iterations === 2 || $iterations === 8) { echo ' - deleted Object A(' . $object->val . ') ' . PHP_EOL; $storage->detach($object); continue; } echo PHP_EOL; } if(count($storage) != $iterations) { echo 'Error! - too much iterations!' . PHP_EOL; } else { echo 'Success - there was 10 iterations as expected.' . PHP_EOL; }
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