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  1. <?php
  2.  
  3. $array1 = array(
  4.     '1' => 'a', 
  5.     '2' => 'b',
  6.     '3' => 'c',
  7.     '4' => 'd'
  8. );
  9. $string = "1,3|2,3|1,4";
  10. $array2 = explode('|', $string);
  11.  
  12. $foo = '';
  13.  
  14. foreach ($array2 as $items) {
  15.     $values = implode(',', array_map(function($i) use ($array1) {
  16.         return $array1[$i];
  17.     }, explode(',', $items)));
  18.     $foo .= "{" . $values . "},";
  19. }
  20.  
  21. echo $foo;
Success #stdin #stdout 0.02s 52472KB
comments (?)
stdin 
Standard input is empty
stdout 
{a,c},{b,c},{a,d},
https://ideone.com/o5QyuA
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
public

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