How to use sort in PHP

In this article, I will explain how the sort() function can be used in PHP.
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sort() function in PHP

  • The sort() function is used to sort an array by the values.
  • In sort() function, elements will be arranged from lowest to highest.
  • The sort() function assigns new keys for the elements in the array.
  • In sort() function, Existing keys will be removed.
  • The sort() function returns TRUE on success, or FALSE on failure.




  • array array is required parameter. the specified array to be sort.
  • sorttype sorttype is optional parameter. it determine, how to sort the array values. Possible values of sorttype is
    • SORT_REGULAR - this is the default case value. it don't change types.
    • SORT_NUMERIC - it's treat values numerically.
    • SORT_STRING - it's treat values as strings.
    • SORT_LOCALE_STRING - it's treat values as strings, based on local settings.


The following example show to how the sort() function can be used in PHP.



<h3 style="color: royalblue;">sort() function example in PHP</h3>


    $my_demo = array("a" => "Nitin".'<br/>', "b" => "Manish".'<br/>', "c" =>      










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