How to use php natsort function

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

#How to use the natsort function in php?

php natsort() function syntax

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

Syntax:

natsort(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.

php natsort() function example

<?php
$arr = array("string1","string10","string01","string2","string20","string02");
natsort($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 natsort function. I hope it will be helpful to friends who need it. Helps!

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