Online PHP editor | rfc for 9aF7C

@ 2023-04-08T04:02:53Z

<?php

$myarray = [  '0' => 
    array (
      'u' => '30', 
      'v' => '16', 
      'w' => '22',        
      'x' => '30', 
      'y' => '16', 
      'z' => '22',  
),
  '1' => 
    array (
      'u' => '32', 
      'v' => '25', 
      'w' => '1',        
      'x' => '30', 
      'y' => '16', 
      'z' => '22',
),   
  '2' => 
    array (
      'u' => '30', 
      'v' => '16', 
      'w' => '22',        
      'x' => '54', 
      'y' => '96', 
      'z' => '2',
),   
  '3' => 
    array (
      'u' => '30', 
      'v' => '16', 
      'w' => '22',        
      'x' => '3', 
      'y' => '1', 
      'z' => '6',
) ];

$supp = [];
foreach ($myarray as $ind => $arr){
    $uvw = sprintf('%d|%d|%d', $arr['u'], $arr['v'], $arr['w']); 
    if (!isset($supp[$uvw])){
        $supp[$uvw] = ['ind' => $ind, 'data' => $arr];
    } else {
         
        foreach($arr as $in => $new_val){ 
            foreach($supp[$uvw]['data'] as $i => &$val){
                if ($i === $in && !in_array($i,['u','v','w'])){
                    $val .= ',' . $new_val;
                }
            }
        }
    }
}

$output = [];
foreach($supp as $arr_data){
    $output[$arr_data['ind']] = $arr_data['data'];
}

print_r($output);

Output for git.master, git.master_jit, rfc.property-hooks: Array ( [0] => Array ( [u] => 30 [v] => 16 [w] => 22 [x] => 30,54,3 [y] => 16,96,1 [z] => 22,2,6 ) [1] => Array ( [u] => 32 [v] => 25 [w] => 1 [x] => 30 [y] => 16 [z] => 22 ) )

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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