How to use php natcasesort function

php The natcasesort() function is used to sort the array with the "natural sorting" algorithm, and the key values ​​retain their original key names. The syntax is natcasesort(array), and the parameter array is required and refers to the array to be sorted.​

##php How to use the natcasesort function?

php natcasesort() function syntax

Function: Sort the array using the "natural sorting" algorithm. Key values ​​retain their original key names.

Syntax:

natcasesort(array)

Parameters:

array Required. Specifies the array to be sorted.

Explanation:

In the natural sorting algorithm, the number 2 is less than the number 10. In computer sorting algorithms, 10 is less than 2 because the first number in "10" is less than 2. This function is not case sensitive. The function returns TRUE if successful and FALSE if failed.

php natcasesort() function example

<?php
$arr = array("string1","string10","string01","string2","string20","string02");
natcasesort($arr);
print_r($arr);
?>

Output:

Array ( [2] => string01 [5] => string02 [0] => string1 [3] => string2 [1] => string10 [4] => string20 )

This article is an introduction to the PHP natcasesort function. I hope it will be helpful to friends who need it. Helps!

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