PHP sort() Function


Complete PHP Array Reference

Definition and Usage

The sort() function sorts an array by the values.

This function assigns new keys for the elements in the array. Existing keys will be removed.

This function returns TRUE on success, or FALSE on failure.

Syntax

sort(array,sorttype)

Parameter Description
array Required. Specifies the array to sort
sorttype Optional. Specifies how to sort the array values. Possible values:
  • SORT_REGULAR - Default. Treat values as they are (don't change types)
  • SORT_NUMERIC - Treat values numerically
  • SORT_STRING - Treat values as strings
  • SORT_LOCALE_STRING - Treat values as strings, based on local settings


Example

<?php
$my_array = array("a" => "Dog", "b" => "Cat", "c" => "Horse");

sort($my_array);
print_r($my_array);
?>

The output of the code above will be:

Array
(
[0] => Cat
[1] => Dog
[2] => Horse
)


Complete PHP Array Reference
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