bAND
[Function] - Binary AND of two values
Syntax:
a bAND b
Parameters:
a,b: Two integer numbers
Description:
Performs the Bitwise Conjunction and returns 1 for every bit if and only if both bits are 1. Can be used for masking Bits.
Examples:
PRINT 255 bAND 7 DIM adr AS UINTEGER FOR adr=16384 TO 22527 POKE adr,PEEK adr&170 NEXT adr
The first of above function, when called, returns 7. The second is a small program which will delete every 2nd pixel of the display.
a | b | Result |
---|---|---|
0 | 0 | 0 |
0 | 1 | 0 |
1 | 0 | 0 |
1 | 1 | 1 |
Notes:
See also:
Supported Plattforms:
ZX Spectrum