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  1. <?php
  2.  
  3. $products=Array
  4. (
  5.     0 => Array
  6.         (
  7.             0 => 'Intel I3',
  8.             1 => 146,
  9.             2 => 'intel-i3'
  10.         ),
  11.  
  12.     1 => Array
  13.         (
  14.             0 => 'Intel I3',
  15.             1 => 146,
  16.             2 => 'intel-i3'
  17.         ),
  18.     2 => Array
  19.         (
  20.             0 => 'Intel I3',
  21.             1 => 250,
  22.             2 => 'intel-i3'
  23.         ),
  24.     3 => Array
  25.         (
  26.             0 => 'AMD graphic',
  27.             1 => 146,
  28.             2 => 'amd-graphic'
  29.         )
  30. );
  31.  
  32. define("PRODUCT_TITLE", 0);
  33.  
  34. $titleCounts = array();
  35.  
  36. foreach ($products as &$product) {
  37.     $productTitle = $product[PRODUCT_TITLE];
  38.  
  39.     if (!isset($titleCounts[$productTitle])) {
  40.         $titleCounts[$productTitle] = 0;
  41.     } else {
  42.         $titleCounts[$productTitle]++;
  43.         $product[PRODUCT_TITLE] = ($productTitle.'_'.$titleCounts[$productTitle]);
  44.     }
  45. }
  46.  
  47. print_r($products);
  48.  
Success #stdin #stdout 0.01s 20568KB
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Standard input is empty
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Array
(
    [0] => Array
        (
            [0] => Intel I3
            [1] => 146
            [2] => intel-i3
        )

    [1] => Array
        (
            [0] => Intel I3_1
            [1] => 146
            [2] => intel-i3
        )

    [2] => Array
        (
            [0] => Intel I3_2
            [1] => 250
            [2] => intel-i3
        )

    [3] => Array
        (
            [0] => AMD graphic
            [1] => 146
            [2] => amd-graphic
        )

)
https://ideone.com/4xoGgP
language:
PHP (php 7.3.5)
created:
10 years ago
visibility:
public

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