@extra-bit/scan-reverse.min NPM

Finds index of first set bit from MSB. :package: :smiley_cat: :running: :vhs: :moon: :scroll: :newspaper: :blue_book:

Alternatives: scan, scanReverse.
This is part of package extra-bit.

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

bit.scanReverse(x);
// x: an int32

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

bit.scanReverse(13);
// 13 (1101 ⇒ 3)

bit.scanReverse(5);
// 2 (101 ⇒ 2)

bit.scanReverse(1);
// 0 (1 ⇒ 0)

References

DeBruijn method: Bit Twiddling Hacks

extra bit scan reverse scanReverse

@infinitebrahmanuniverse/nolb-_extra-b @zalastax/nolb-_extra-b

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