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# decbin

(PHP 3, PHP 4 , PHP 5)

decbin -- Decimal to binary

## Description

string decbin ( int number)

Returns a string containing a binary representation of the given number argument. The largest number that can be converted is 4294967295 in decimal resulting to a string of 32 1's.

示範 1.decbin() example

`<?php echo decbin(12) . "\n"; echo decbin(26); ?>`

The above example will output:

    1100
    11010

See also bindec(), decoct(), dechex() and base_convert().

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