bit? ( x n -- ? )
Factor handbook » The language » Numbers » Arithmetic » Bitwise arithmetic » Additional bitwise arithmetic

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Vocabulary
math

Inputs

x	an integer
n	an integer

Outputs

?

a boolean

Word description
Tests if the nth bit of x is set.

Examples

USING: math prettyprint ; 0b101 2 bit? .
t

See also
set-bit, clear-bit

Definition

IN: math

GENERIC#: bit? 1 ( x n -- ? ) foldable flushable

Methods

USING: math math.private ;

M: bignum bit? bignum-bit? ; inline


USING: math math.integers.private ;

M: fixnum bit? integer>fixnum-strict fixnum-bit? ; inline