mask-bit ( m n -- m' )

Vocabulary

math.bitwise

Inputs

m	an integer
n	an integer

Outputs

m'	an integer

Word description

Turns off all bits besides the nth bit.

Examples

USING: math.bitwise kernel prettyprint ; 0xff 2 mask-bit .b
0b100

Definition

USING: math ;

IN: math.bitwise

: mask-bit ( m n -- m' ) 2^ mask ; inline