PHP base_convert() Function

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Example

Convert a hexadecimal number to octal number:

<?php
$hex = "E196";
echo base_convert($hex,16,8);
?>

Run example »

Definition and Usage

The base_convert() function converts a number from one number base to another.


Syntax

base_convert(number,frombase,tobase);

Parameter Description
number Required. Specifies the number to convert
frombase Required. Specifies the original base of number. Has to be between 2 and 36, inclusive. Digits in numbers with a base higher than 10 will be represented with the letters a-z, with a meaning 10, b meaning 11 and z meaning 35
tobase Required. Specifies the base to convert to. Has to be between 2 and 36, inclusive. Digits in numbers with a base higher than 10 will be represented with the letters a-z, with a meaning 10, b meaning 11 and z meaning 35

Technical Details

Return Value: The number converted to the specified base
Return Type: String
PHP Version: 4+

Examples

More Examples

Example 1

 Convert an octal number to a decimal number:

<?php
$oct = "0031";
echo base_convert($oct,8,10);
?>

Run example »

Example 2

 Convert an octal number to a hexadecimal number:

<?php
$oct = "364";
echo base_convert($oct,8,16);
?>

Run example »

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