PHP ksort() Function

From http://www.w3schools.com (Copyright Refsnes Data)

# PHP ksort() Function

Complete PHP Array Reference

## Definition and Usage

The ksort() function sorts an array by the keys. The values keep their original keys.

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

## Syntax

    ksort(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");

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

The output of the code above will be:

    Array
    (
    [a] => Dog
    [b] => Cat
    [c] => Horse
    )

Complete PHP Array Reference

From http://www.w3schools.com (Copyright Refsnes Data)