PHP range() function

The PHP range( ) function is used to create an array containing a range of elements. The PHP range( ) function returns an array of elements from low to high. This function was introduced in PHP 4.0.

Syntax

Parameter

Parameter	Description	Is compulsory
low	It is a lower range of the array.	compulsory
high	It is an upper range of the array.	compulsory
step	Steps to increase array element. By default it is 1.	Optional

Returns

The range( ) function returns array of elements.

Example 1

<?php
$numbers= range(1,5);
print_r($numbers);
?>

Output:

(
    [0] => 1
    [1] => 2
    [2] => 3
    [3] => 4
    [4] => 5
)

Example 2

<?php
$alphabet= range(a,g);
print_r($alphabet);
?>

Output:

Array
(
    [0] => a
    [1] => b
    [2] => c
    [3] => d
    [4] => e
    [5] => f
    [6] => g
)

Example 3

<?php
foreach (range(0, 100, 10) as $number) 
	{
		echo "$number, ";
	 }
		print "\n";
?>

Output:

0, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100,

Example 4

<?php
$array = range("z","u");
print_r ($array);
?>

Output:

(
    [0] => z
    [1] => y
    [2] => x
    [3] => w
    [4] => v
    [5] => u
)

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