12-04-2003
ok, got your meaning now.
try it
s/\(^.*\~\) *$/\1/
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LEARN ABOUT PHP
base_convert
BASE_CONVERT(3) 1 BASE_CONVERT(3)
base_convert - Convert a number between arbitrary bases
SYNOPSIS
string base_convert (string $number, int $frombase, int $tobase)
DESCRIPTION
Returns a string containing $number represented in base $tobase. The base in which $number is given is specified in $frombase. Both $from-
base 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.
Warning
base_convert(3) 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.
PARAMETERS
o $number
- The number to convert
o $frombase
- The base $number is in
o $tobase
- The base to convert $number to
RETURN VALUES
$number converted to base $tobase
EXAMPLES
Example #1
base_convert(3) example
<?php
$hexadecimal = 'A37334';
echo base_convert($hexadecimal, 16, 2);
?>
The above example will output:
101000110111001100110100
SEE ALSO
intval(3).
PHP Documentation Group BASE_CONVERT(3)