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PHP sort() Function

PHP Array Reference : Sort the elements of the $cars array in ascending alphabetical order

Definition and Usage

The sort() function sorts an indexed array in ascending order.

Tip: Use the rsort() function to sort an indexed array in descending order.

Syntax

sort(array, sorttype)

Parameter Values

Parameter Description
array Required. Specifies the array to sort
sorttype Optional. Specifies how to compare the array elements/items. Possible values:
  • 0 = SORT_REGULAR - Default. Compare items normally (don't change types)
  • 1 = SORT_NUMERIC - Compare items numerically
  • 2 = SORT_STRING - Compare items as strings
  • 3 = SORT_LOCALE_STRING - Compare items as strings, based on current locale
  • 4 = SORT_NATURAL - Compare items as strings using natural ordering
  • 5 = SORT_FLAG_CASE -

Technical Details

Return Value: TRUE on success. FALSE on failure
PHP Version: 4+

More Examples

Example

Sort the elements of the $numbers array in ascending numerical order:

<?php
$numbers=array(4,6,2,22,11);
sort($numbers);
?>

❮ PHP Array Reference

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