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Show HN: wcwidth-o1 – Find Unicode text cell width in no time for JavaScript/TS
A TypeScript/JavaScript port of Markus Kuhn’s wcwidth. Faithfully clones the original implementation. - dawsonhuang0/Wcwidth-O1
In fixed-width terminals, most Latin characters take up one column, while East Asian (CJK) ideographs usually take up two. The challenge is deciding how many “cells” each Unicode character should occupy so that text aligns correctly. This logic originates from Markus Kuhn’s reference implementation and is widely used in terminal emulators to ensure consistent alignment.
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