Zend Certified PHP Engineer

What is the output of the following code? function append($str) { $str = $str.'append'; } function prepend(&$str) { $str = 'prepend'.$str; } $string = 'zce'...

SIMULATION - What is the output of the following code? function increment ($val) { $val = $val + 1; } $val = 1; increment ($val); echo $val;

SIMULATION - What is the output of the following code? function increment ($val) { ++$val; } $val = 1; increment ($val); echo $val;

What is the output of the following code? function increment ($val) { $_GET['m'] = (int) $_GET['m'] + 1; } $_GET['m'] = 1; echo $_GET['m'];

How many times will the function counter() be executed in the following code? function counter($start, &$stop) { if ($stop > $start) { return; } counter(...