The bit is a basic unit of information in information theory, computing.
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This package includes bit twiddling hacks by Sean Eron Anderson and many others.
Stability: Experimental.
import io.github.javaf.*;
Bit.count(7);
// 3 (111 ⇒ 3)
Bit.parity(8, 2);
// 2 (10,00 ⇒ 10)
Bit.swap(6, 1, 0);
// 5 (110 ⇒ 101)
Bit.reverse(0xFFFF0000);
// 65535 (0x0000FFFF)
Bit.signExtend(15, 4);
// -1| Method | Action |
|---|---|
| get | Get a bit. |
| set | Set a bit. |
| toggle | Toggle a bit. |
| swap | Swap bit sequences. |
| scan | Get index of first set bit from LSB. |
| count | Count bits set. |
| parity | Get n-bit parity. |
| rotate | Rotate bits. |
| reverse | Reverse all bits. |
| merge | Merge bits as per mask. |
| interleave | Interleave bits of two int16s. |
| signExtend | Sign extend variable bit-width integer. |