PHP | krsort() Function

Hello folks! welcome back to a new section of our tutorial on PHP. In this tutorial guide, we are going to be studying about the PHP krsort() Function.

The PHP krsort() function sorts an array by the keys in reverse order. Values keep their original keys.

Syntax

Following below is the syntax to use this function -

krsort ( $array, $sort_flag );

READ: PHP in_array() Function

Parameter Details

Sr.No	Parameter & Description
1	array(Required) It specifies an array
2	sort_flag(Optional) It 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

Return Value

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

Example

Try out the below example -

<?php
   $transport = array( a=>'foot', b=>'bike', c=>'car', d=>'plane');
   krsort($transport);
   print_r($transport);
?> 

Output

When the above code is executed, it will produce the following result -

Array ( [d] => plane [c] => car [b] => bike [a] => foot )

READ: PHP | key() Function

Alright guys! This is where we are going to be rounding up for this tutorial post. In our next tutorial, we are going to be discussing about the PHP ksort() Function.

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