Online PHP editor | output for d6oW1

@ 2015-09-16T15:58:25Z

<?php

$called = false;

$_n_times_closure = function ($times) {
    return function (\Closure $closure) use ($times) {
        return function (...$parameters) use (&$times) {
            if (!$times) {
                return;
            }
        
            $times--;
            return $closure(...$parameters);
        };
    };
};

$_once = $n_times_closure(1);


$called = 0;
$current_time = $_once(function() use (&$called) {
    return time();
});


var_dump($called, $current_time(), $called, $current_time(), $called);

Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.25, 7.3.0 - 7.3.12, 7.4.0: Notice: Undefined variable: n_times_closure in /in/d6oW1 on line 18 Fatal error: Uncaught Error: Function name must be a string in /in/d6oW1:18 Stack trace: #0 {main} thrown in /in/d6oW1 on line 18
Process exited with code 255.
Output for 5.6.0 - 5.6.28: Notice: Undefined variable: n_times_closure in /in/d6oW1 on line 18 Fatal error: Function name must be a string in /in/d6oW1 on line 18
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38: Parse error: syntax error, unexpected '.', expecting '&' or variable (T_VARIABLE) in /in/d6oW1 on line 7
Process exited with code 255.

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