Online PHP editor | output for eV2eM

@ 2023-04-08T11:22:30Z

<?php

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

$result = [];
foreach ($array as $row) {
    $key = vsprintf('%d_%d_%d', $row);
    if (!isset($ref[$key])){
        $ref[$key] = $row;
        $result[] = &$ref[$key];
    } else {
        $ref[$key]['x'] .= ',' . $row['x'];
        $ref[$key]['y'] .= ',' . $row['y'];
        $ref[$key]['z'] .= ',' . $row['z'];
    }
}
var_export($result);

Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0: 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', ), )
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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