3v4l.org

run code in 300+ PHP versions simultaneously

@ 2015-07-06T12:44:55Z

<?php
    function serializeContext($default, $optional)
    {
        return  "'" . implode("', '", array_merge(
                $default,
                $optional
            )) . "'" ;
    }
    
    $a = array(
        array('test1', 'test2', 'test3'), 
        array('test4', 'test5', 'test6')
        );
    $b = array('test7');
    
//    var_dump(serializeContext($a, $b));
    
//    echo array_reduce($a, 
//    function($carry, $next){
//        return $carry . $next;
//    }, '');
    
//    var_dump(array_reduce($a, function($carry, $next){
//        return $carry .= " $next";
//    }));
    
//    var_dump(array_reduce($a, function($carry, $next){
//        $carry[] = $next;
//        return $carry;
//    }));

    array_reduce($a, function($carry, $next){
        
        $carry[] = $next;
        
        print_r(array_column($carry));
        
    }, array());

Output for git.master, git.master_jit, rfc.property-hooks: Fatal error: Uncaught ArgumentCountError: array_column() expects at least 2 arguments, 1 given in /in/RbVG9:36 Stack trace: #0 /in/RbVG9(36): array_column(Array) #1 [internal function]: {closure}(Array, Array) #2 /in/RbVG9(32): array_reduce(Array, Object(Closure), Array) #3 {main} thrown in /in/RbVG9 on line 36
Process exited with code 255.

This tab shows result from various feature-branches currently under review by the php developers. Contact me to have additional branches featured.

Active branches

Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page

2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

preferences:dark modelive preview

58.06 ms | 401 KiB | 8 Q