Online PHP editor | refs for l4e7n

<?php // Memory leak somewhere around __set? class A { var $data = array(); function __get($k) { return $this->data[$k]; } function __set($k, $v) { return $this->data[$k] = $v; } } $b = new A(); for ($i = 0; $i < 500000; $i++) $b->{"a$i"} = 'abc'; var_dump(memory_get_usage()); // int(78318488) - why so big? $c = clone $b; unset($b); var_dump(memory_get_usage()); // int(42220972) - OK unset($c); $b = new A(); for ($i = 0; $i < 500000; $i++) $b->__set("a$i", 'abc'); var_dump(memory_get_usage()); // int(42221492) - OK