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@ 2015-03-04T04:44:05Z

<?php

    function compare($a, $b)
        {
        echo("$a : $b\n");
        return strcmp($a, $b);
        }
    
    $a = array('a' => 1, 'b' => 2, 'c' => 3, 'd' => 4, 'e' => 5);
    $b = array('v' => 1, 'w' => 2, 'x' => 3, 'y' => 4, 'z' => 5);
    var_dump(array_diff_uassoc($a, $b, 'compare'));
    
    
    $a = array('a' => 1, 'b' => 2, 'c' => 3, 'd' => 4, 'e' => 5);
    $b = array('d' => 1, 'e' => 2, 'f' => 3, 'g' => 4, 'h' => 5);
    var_dump(array_diff_uassoc($a, $b, 'compare'));
    
    
    $a = array('a' => 1, 'b' => 2, 'c' => 3, 'd' => 4, 'e' => 5);
    $b = array('a' => 1, 'b' => 2, 'c' => 3, 'd' => 4, 'e' => 5);
    var_dump(array_diff_uassoc($a, $b, 'compare'));
    
    $a = array('a' => 1, 'b' => 2, 'c' => 3, 'd' => 4, 'e' => 5);
    $b = array('e' => 5, 'd' => 4, 'c' => 3, 'b' => 2, 'a' => 1);
    var_dump(array_diff_uassoc($a, $b, 'compare'));

Output for git.master, git.master_jit, rfc.property-hooks: a : b b : c c : d d : e v : w w : x x : y y : z a : v a : w a : x a : y a : z b : v b : w b : x b : y b : z c : v c : w c : x c : y c : z d : v d : w d : x d : y d : z e : v e : w e : x e : y e : z array(5) { ["a"]=> int(1) ["b"]=> int(2) ["c"]=> int(3) ["d"]=> int(4) ["e"]=> int(5) } a : b b : c c : d d : e d : e e : f f : g g : h a : d a : e a : f a : g a : h b : d b : e b : f b : g b : h c : d c : e c : f c : g c : h d : d e : d e : e array(5) { ["a"]=> int(1) ["b"]=> int(2) ["c"]=> int(3) ["d"]=> int(4) ["e"]=> int(5) } a : b b : c c : d d : e a : b b : c c : d d : e a : a b : a b : b c : a c : b c : c d : a d : b d : c d : d e : a e : b e : c e : d e : e array(0) { } a : b b : c c : d d : e e : d c : d e : b d : b c : b e : a d : a c : a b : a a : a b : a b : b c : a c : b c : c d : a d : b d : c d : d e : a e : b e : c e : d e : e array(0) { }

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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

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