getAs

Gets bits as per mask. 🏃 📼 📦 🌔 📒

Alternatives: get, getAs.
Similar: get, set, toggle.

bit.getAs(x, m);
// x: an int32
// m: bit mask

const bit = require("extra-bit");

bit.getAs(6, 4);
// 4 (110,100 => 100)

bit.getAs(6, 7);
// 6 (110,111 => 110)

bit.getAs(6, 5);
// 4 (110,101 => 100)

references

• Right-shift method: Bit Twiddling Hacks
• bitwise: @FlorianWendelborn