How to use sort function

php sort() function is used to sort arrays.

php sort() function Syntax

Function: Sort the index array in ascending order.

Syntax:

sort(array,sortingtype);

Parameters:

array Required. Specifies the array to be sorted.

sortingtype Optional. Specifies how elements/items of an array are compared. Possible values: 0 = SORT_REGULAR - Default. Put each item in regular order (Standard ASCII, don't change the type). 1 = SORT_NUMERIC - treat each item as a number. 2 = SORT_STRING - Treat each item as a string. 3 = SORT_LOCALE_STRING - Treat each item as a string, based on the current locale (can be changed with setlocale()). 4 = SORT_NATURAL - Treat each item as a string, using natural sorting like natsort(). 5 = SORT_FLAG_CASE - Strings can be sorted in combination (bitwise OR) with SORT_STRING or SORT_NATURAL, case-insensitively.

Description: This function assigns a new key name to the unit in the array. The original key name will be deleted. Returns TRUE if successful, FALSE otherwise.

php sort() function example

<?php
$a=array("a"=>"php中文网","b"=>"西门","c"=>"php.cn");
sort($a);
print_r($a);
?>

Output:

Array ( [0] => php.cn [1] => php中文网 [2] => 西门 )

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

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