<?php
 
$array = [];
 
class Test
{
	private $testValue = "test";
 
	public function getTestValue()
	{
		return $this->testValue;
	}
}
 
for($i = 0; $i < 5; $i++) {
	$array[] = new Test; // или clone Test
}
 
foreach($array as $value) {
	echo $value->getTestValue() . PHP_EOL;
}
				PD9waHAKCiRhcnJheSA9IFtdOwoKY2xhc3MgVGVzdAp7Cglwcml2YXRlICR0ZXN0VmFsdWUgPSAidGVzdCI7CgkKCXB1YmxpYyBmdW5jdGlvbiBnZXRUZXN0VmFsdWUoKQoJewoJCXJldHVybiAkdGhpcy0+dGVzdFZhbHVlOwoJfQp9Cgpmb3IoJGkgPSAwOyAkaSA8IDU7ICRpKyspIHsKCSRhcnJheVtdID0gbmV3IFRlc3Q7IC8vINC40LvQuCBjbG9uZSBUZXN0Cn0KCmZvcmVhY2goJGFycmF5IGFzICR2YWx1ZSkgewoJZWNobyAkdmFsdWUtPmdldFRlc3RWYWx1ZSgpIC4gUEhQX0VPTDsKfQ==