Online PHP editor | refs for t7qVY

<?php class first { public function getI() { static $a = null; if ($a = null) { $a = new stdClass(); } return $a; } } function foo() { static $a = 1; $a++; print $a."\n"; } var_export($a); foo(); var_export($a); foo(); var_export($a); foo(); var_export($a); foo(); var_export($a); $f = new first(); $n = $f->getI(); var_export($n); var_export($a);