getAs

Gets bits as per mask. 🏃 [:vhs:] 📦 🌔 📒

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