function bench2() { try { b2(); } catch (exception $e) { } }
<?php $x = 7; a(); b2(); c2(); function a() { $x = 6; $y = "x"; global ${$y}; // access $x echo "{$x}\n"; } function b1() { return "x"; } function b2() { $x = 6; global ${b1()}; // access $x echo "{$x}\n"; } class C { var $x = 7; } function c1() {
function b1() { b2(); }