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@ 2017-11-15T16:36:59Z

<?php

$var = [
    'TSHIRT' => [
        'farbe' => [
            'blau',
            'rot'
        ],
        'groesse' => [
            '10cm'
        ],
        'dicke' => [
            '30cm dick'
            ],
            'breite' => [
                '40cm breit']
    ]
];    
$result = array();
$tmp = array();
foreach ($var as $articleKey => $articleVal) {
	
	
	$merkmalKeys = array_keys($articleVal);
	
	foreach ($articleVal as $merkmalKey=>$merkmalValue) {
	    
	    foreach($articleVal as $merkmalKey2=>$merkmalValue2) {
	        if($merkmalKey2 == $merkmalKey) {
	            continue;
	        }    
	        
	        
	        foreach($merkmalValue as $b) {
	           
	            foreach($merkmalValue2 as $a) {
    	            $tmp[] = $articleKey . ' - ' . $b . ' / ' . $a;
	            }
	        }
	        
	    }
    }
}

var_dump($tmp);

Output for git.master, git.master_jit, rfc.property-hooks: array(18) { [0]=> string(20) "TSHIRT - blau / 10cm" [1]=> string(19) "TSHIRT - rot / 10cm" [2]=> string(25) "TSHIRT - blau / 30cm dick" [3]=> string(24) "TSHIRT - rot / 30cm dick" [4]=> string(26) "TSHIRT - blau / 40cm breit" [5]=> string(25) "TSHIRT - rot / 40cm breit" [6]=> string(20) "TSHIRT - 10cm / blau" [7]=> string(19) "TSHIRT - 10cm / rot" [8]=> string(25) "TSHIRT - 10cm / 30cm dick" [9]=> string(26) "TSHIRT - 10cm / 40cm breit" [10]=> string(25) "TSHIRT - 30cm dick / blau" [11]=> string(24) "TSHIRT - 30cm dick / rot" [12]=> string(25) "TSHIRT - 30cm dick / 10cm" [13]=> string(31) "TSHIRT - 30cm dick / 40cm breit" [14]=> string(26) "TSHIRT - 40cm breit / blau" [15]=> string(25) "TSHIRT - 40cm breit / rot" [16]=> string(26) "TSHIRT - 40cm breit / 10cm" [17]=> string(31) "TSHIRT - 40cm breit / 30cm dick" }

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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