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timotheemoulin/php-object-reference.php

Created November 1, 2018 07:13
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php-object-reference.php
<?php
$foo = new StdClass();
$foo->bar = new StdClass();
$foo->bar->baz = 'toto';
// this contains the main object
var_dump($foo);
$bar = $foo->bar;
$bar->bak = 'bak';
// the sub object has been updated as expected
var_dump($bar);
// the main object has been updated too because $bar contains a reference to $foo->bar
var_dump($foo);
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