@extra-bit/get-as.min v2.0.1

Gets bits as per mask. :package: :smiley_cat: :running: :vhs: :moon: :scroll: :newspaper: :blue_book:

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

This is part of package extra-bit.

This is browserified, minified version of @extra-bit/get-as. It is exported as global variable bit_getAs. CDN: unpkg, jsDelivr.

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