# base_convert() function in PHP

PHPProgrammingServer Side Programming

The base_convert() function converts a number from one base to another, for example, octal number to decimal number. The base mentioned here should be between 2 and 36. Digits in numbers with a base greater than 10 is represented with the letters a-z i.e a is 10, , d is 13, z is 35, etc.

## Syntax

base_convert(num, original_base, to_base)

## Parameters

• num − The number to convert

• original_base − The original base. The base mentioned here should be between 2 and 36. Digits in numbers with a base greater than 10 is represented with the letters a-z i.e a is 10, , d is 13, z is 35, etc.

• to_base − The base to convert to. The base mentioned here should be between 2 and 36. Digits in numbers with a base greater than 10 is represented with the letters a-z i.e a is 10, , d is 13, z is 35, etc.

## Return

The base_convert() function returns a string representing the number converted to the desired base.

## Example

Live Demo

<?php
$res = "0040"; echo base_convert($res,8,10);
?>

## Output

32

## Example

Live Demo

<?php
$res = "D365"; echo base_convert($res,16,8);
?>

## Output

151545

## Example

Let us see another example −

Live Demo

<?php
$res = "101101"; echo base_convert($res,2,16);
?>

## Output

2d
Updated on 26-Dec-2019 10:31:17