base_convert
(PHP 3>= 3.0.6, PHP 4 )
base_convert -- Convert a number between arbitrary bases
Description
string base_convert ( string number, int frombase, int tobase)
Returns a string containing number represented in base tobase.
The base in which number is given is specified in frombase.
Both frombase and tobase have 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. Example 1. base_convert() example
<?php
$hexadecimal = 'A37334';
echo base_convert($hexadecimal, 16, 2);
?>
Outputs:
101000110111001100110100
Warning
base_convert() may lose precision on large numbers due to
properties related to the internal "double" or
"float" type used. Please see the Floating point
numbers section in the manual for more specific information
and limitations.
|
