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base_convert	ceil

	Last updated: Thu, 26 Jun 2008

bindec

(PHP 4, PHP 5)

bindec — Binary to decimal

Description

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.

Parameters

binary_string: The binary string to convert

Return Values

The decimal value of binary_string

ChangeLog

Version Description

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.

Examples

Example #1 bindec() example


<?php

echo bindec('110011') . "\n";

echo bindec('000110011') . "\n";



echo bindec('111');

?>

The above example will output:

51
51
7