PHP rsort() Function
Example
Sort the elements of the $cars array in descending alphabetical order:
<?php
$cars=array("Volvo","BMW","Toyota");
rsort($cars);
?>
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Definition and Usage
The rsort() function sorts an indexed array in descending order.
Tip: Use the sort() function to sort an indexed array in ascending order.
Syntax
rsort(array,sortingtype);
| Parameter | Description |
|---|---|
| array | Required. Specifies the array to sort |
| sortingtype | Optional. Specifies how to compare the array elements/items. Possible values:
|
Technical Details
| Return Value: | TRUE on success. FALSE on failure |
|---|---|
| PHP Version: | 4+ |
More Examples
Example 1
Sort the elements of the $numbers array in descending numerical order:
<?php
$numbers=array(4,6,2,22,11);
rsort($numbers);
?>
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Example 2
Compare the items numerically and sort the elements of the $cars array in descending order:
<?php
$cars=array("Volvo","BMW","Toyota");
rsort($cars,SORT_NUMERIC);
?>
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PHP Array Reference
