fork(2) download 
  1. <?php
  2.  
  3. $data = array(
  4.     array(  
  5.         "continent" => "Europa",
  6.         "country" => "France",
  7.         "capital" => "Paris",
  8.         ),
  9.    array(
  10.        "continent" => "Europa",
  11.        "country" => "Spain",
  12.        "capital" => "Madrid",
  13.        ),
  14.    array(
  15.        "continent" => "Asia",
  16.        "country" => "Russia",
  17.        "capital" => "Moscow",
  18.        )
  19. );
  20.  
  21.  
  22. $group_by = 'continent';
  23. $attributes = array( 'country', 'capital' );
  24.  
  25. $output = array();
  26. foreach( $data as $country ) {
  27.  
  28.     if( isset( $country[$group_by] ) ) {
  29.  
  30.         $one = array();
  31.         foreach( $attributes as $attribute ) {
  32.             if( isset( $country[$attribute] ) ) {
  33.                 $one[$attribute] = $country[$attribute];
  34.             }
  35.         }
  36.         $output[ $country[$group_by] ][] = $one;
  37.      }
  38. }
  39.  
  40.  
  41. print_r($output);
  42.  
  43.  
  44. ?>
Success #stdin #stdout 0s 82560KB
comments (?)
stdin 
Standard input is empty
stdout 
Array
(
    [Europa] => Array
        (
            [0] => Array
                (
                    [country] => France
                    [capital] => Paris
                )

            [1] => Array
                (
                    [country] => Spain
                    [capital] => Madrid
                )

        )

    [Asia] => Array
        (
            [0] => Array
                (
                    [country] => Russia
                    [capital] => Moscow
                )

        )

)
https://ideone.com/MANwIC
language:
PHP (php 7.3.5)
created:
6 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!