decbin — Returns the binary representation of the
specified decimal integer argument.
int dec: Decimal
String binary representation of an integer
Converts a decimal number into a string containing its
binary representation. The largest decimal value that can
be converted is 2147483647. If you have to deal
with larger numbers, you need to write a custom function
to handle the values.
Example 669. Get the binary
representation of an integer
$number = 42;
echo "The binary of $number is ", decbin($number);
PHP Functions Essential Reference. Copyright © 2002 by New Riders Publishing
(Authors: Zak Greant, Graeme Merrall, Torben Wilson, Brett Michlitsch).
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