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krsort() function in PHP
The krsort() method sorts an array by key in reverse order. It returns TRUE on success or FALSE on failure.
Syntax
ksort(arr, flag)
Parameters
arr − The array to sort.
flag −
0 = SORT_REGULAR - Default. Compare items normally. Do not change types.
1 = SORT_NUMERIC - Compare items numerically
2 = SORT_STRING - Compare items as strings
3 = SORT_LOCALE_STRING - Compare items as strings, based on current locale
4 = SORT_NATURAL - Compare items as strings using natural ordering.
Return
The krsort() function returns TRUE on success or FALSE on failure.
Example
The following is an example −
<?php
$product = array("p"=>"headphone", "r"=>"mouse", "q"=>"pendrive");
krsort($product);
foreach ($product as $key => $val) {
echo "$key = $val
";
}
?>Output
The following is the output −
r = mouse q = pendrive p = headphone
Updated on: 24-Jun-2020
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