3v4l.org

run code in 300+ PHP versions simultaneously

@ 2020-12-01T15:33:39Z

<?php
$arr1 = array(
        0 => 'number 1', 
        1 => 'number 2',
        2 => 'number 3',
        3 => 'number 4',
        4 => 'number 5',
    ) ;
    
    
    $arr2 = array(
        0 => 'number 4 insert', 
        1 => 'number 8 insert',
        2 => 'number 12 insert',
        3 => 'number 16 insert',
        4 => 'number 24 insert',
    ) ;
    
    
    function match_arrayKeys ($x, $y,$z)
    {
        $keys    = array_keys ($x);
    
        for ($i = 0; $i < count ($keys); $i++)
        {
            $j = $i+1;
            if($j%$z== 0 ){
                $newarray [$i] = $y[$keys[$i]];
            } else {
              $newarray [$i] = $x[$i];
            }
            
        }
        return $newarray;
    }
    
    print_r (match_arrayKeys ($arr1,$arr2, 4));

Output for git.master, git.master_jit, rfc.property-hooks: Array ( [0] => number 1 [1] => number 2 [2] => number 3 [3] => number 16 insert [4] => number 5 )

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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 previewkey bindings

120.22 ms | 405 KiB | 5 Q