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PHP - Function krsort()

Syntax

krsort ( $array, $sort_flag );

Definition and Usage

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

Parameters

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 following example −

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

This will produce the following result −

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