bindec

(PHP 3, PHP 4, PHP 5)

bindec -- Binary to decimal

Beskrivelse

number bindec ( string binary_string )

Returns the decimal equivalent of the binary number represented by the binary_string argument.

bindec() converts a binary number to an integer or, if needed for size reasons, float.

Parameterliste

binary_string

The binary string to convert

Returneringsværdier

The decimal value of binary_string

ChangeLog

VersionBeskrivelse
Since 4.1.0 The function can now convert numbers that are too large to fit into the platforms integer type, larger values are returned as float in that case.

Eksempler

Eksempel 1. bindec() example

<?php
echo bindec('110011') . "\n";
echo
bindec('000110011') . "\n";

echo
bindec('111');
?>

Ovenstående eksempel vil udskrive:

51
51
7

Se også

decbin()
octdec()
hexdec()
base_convert()