- var_dump: documentation ( source)
- spl_object_hash: documentation ( source)
<?php
function & foo()
{
$tmp = new stdClass;
return $tmp;
}
$foo1 = foo();
$foo2 = foo();
var_dump(
spl_object_hash($foo1),
spl_object_hash($foo2),
spl_object_hash(foo()),
spl_object_hash(foo())
);