Online PHP editor | output for CMvi6

@ 2013-06-27T02:04:59Z

<?php

function is_iterable($var) {
    set_error_handler(function ($errno, $errstr, $errfile, $errline, array $errcontext)
    {
        throw new \ErrorException($errstr, null, $errno, $errfile, $errline);
    });

    try {
        foreach ($var as $v) {
            break;
        }
    } catch (\ErrorException $e) {
        restore_error_handler();
        return false;
    }
    restore_error_handler();
    return true;
}

class Foo {
    public $a = 'one';
    public $b = 'two';
}

$foo = new Foo();
$bar = array('d','e','f');
$baz = 'string';
$bazinga = 1;
$boo = new StdClass();    

var_dump(is_iterable($foo)); //boolean true
var_dump(is_iterable($bar)); //boolean true
var_dump(is_iterable($baz)); //boolean false
var_dump(is_iterable($bazinga)); //bolean false
var_dump(is_iterable($boo)); //bolean true

Output for 8.1.19 - 8.1.28, 8.2.6 - 8.2.18, 8.3.0 - 8.3.6: Fatal error: Cannot redeclare is_iterable() in /in/CMvi6 on line 18
Process exited with code 255.
Output for 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.18, 8.2.0 - 8.2.5: Fatal error: Cannot redeclare is_iterable() in /in/CMvi6 on line 3
Process exited with code 255.
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33: Fatal error: Cannot redeclare is_iterable() in /in/CMvi6 on line 19
Process exited with code 255.
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33: bool(true) bool(true) bool(false) bool(false) bool(true)
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17: Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/CMvi6 on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5: Parse error: parse error, unexpected T_FUNCTION, expecting ')' in /in/CMvi6 on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error, expecting `')'' in /in/CMvi6 on line 4
Process exited with code 255.

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