array diff function in php counts the difference of arrays

php example code : array_diff function in php - counts the difference of arrays

array-diff-example-in-php.php


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  <title>php example code : array_diff function in php - counts the difference of arrays</title>
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  <h3>php example code : array_diff function in php - counts the difference of arrays</h3>
  <?php
   /*
    --------------------------------------------------
    let us make an array, with some keys and values
    --------------------------------------------------
   */
   $myFirstArray = array('key1'=>10, 'key2'=>11, 'key3', 5);
   echo "<p>myFirstArray in the browser with structure</p>";
   echo "<pre>";
   print_r($myFirstArray);
   echo "</pre>";

   /*
    -----------------------------------------------------
    let us make another array, with some keys and values
    -----------------------------------------------------
   */
   $mySecondArray = array('key1'=>10, 'key2'=>12, 'key3'=>2, 5);
   echo "<p>mySecondArray in the browser with structure</p>";
   echo "<pre>";
   print_r($mySecondArray);
   echo "</pre>";
   
   $finalArray = array_diff($myFirstArray, $mySecondArray);
   echo "<p style='background:#cccccc; font-weight:bold;'>Output of final array using array_diff function</p>";
   echo "<pre>";
   print_r($finalArray);
   echo "</pre>";
   /*
    -----------------------------------------------------------------
    both keys([key2],[0]) are common and different in values thus
    array_diff returns them.
    -----------------------------------------------------------------
   */
  ?>
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php example code : array_diff function in php - counts the difference of arrays - output in the browser

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