PHP range() Function


Complete PHP Array Reference

Definition and Usage

The range() function creates an array containing a range of elements.

This function returns an array of elements from low to high.

Syntax

range(low,high,step)

Parameter Description
low Required. Specifies the lowest value of the array
high Required. Specifies the highest value of the array
step Optional. Specifies the increment used in the range. Default is 1

Note: This parameter was added in PHP 5



Tips and Notes

Note: If the low parameter is higher than the high parameter, the range array will be from high to low.

Example

<?php
$number = range(0,5);
print_r ($number); ?>

The output of the code above will be:

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


Example

<?php
$number = range(0,24,10);
print_r ($number);
?>

The output of the code above will be:

Array
(
[0] => 0
[1] => 10
[2] => 20
[3] => 30
[4] => 40
[5] => 50
)


Example

<?php
$letter = range("a","d");
print_r ($letter);
?>

The output of the code above will be:

Array
(
[0] => a
[1] => b
[2] => c
[3] => d
)


Complete PHP Array Reference
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