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PHP krsort() function

The PHP krsort( ) function is used to sort the array elements by the key in descending order. It is mainly used in the associative array. This function was introduced in PHP 4.0.

Syntax

Parameter

Parameter Description Is compulsory
array Specifies the array to use. compulsory
array 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.		 Optional

Returns

The krsort( ) function returns true on success or false on failure.

Example 1

Output:

Array
(
    [punjab] =>chandigarh
    [karnataka] =>bangalore
    [jharkhand] =>ranchi
    [goa] =>panaji
    [bihar] =>patna
)

Example 2

Output:

Array
(
    [d] => volleyball
    [c] => hockey
    [b] => football
    [a] => cricket
)

Example 3

Output:

Array
(
    [z] =>php
    [y] => java
    [x] => html
)

Example 4

Output:

Array
(
    [virat] => 29
    [sachin] => 45
    [ganguly] => 46
)

Next TopicPHP Array Functions




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