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scanReverse

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Subhajit Sahu edited this page Feb 2, 2021 · 13 revisions

Get index of first set bit from MSB. 📦 😺 🏃 📼 🌔 📜 📰 📘

Alternatives: scan, scanReverse.


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

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