Czech Number to Words in JavaScript (cs-CZ)

Use cs-CZ when your application needs Czech number words with gender-aware forms and Koruna currency wording for Czech invoices or legal documents.

Locale codes: cs-CZ · Numbering system: Short scale · Currency: Koruna / Haléř · Script: Latin

Install

bash

npm install to-words

import { ToWords } from 'to-words';

const tw = new ToWords({ localeCode: 'cs-CZ' });

tw.convert(100);
tw.convert(1000);
tw.convert(1000000);

tw.convert(1234.56, { currency: true });
tw.convert('500.00', { currency: true, includeZeroFractional: true });

Czech has grammatical gender. Pass gender in options when the noun context requires it.

tw.convert(1, { gender: 'masculine' });
tw.convert(1, { gender: 'feminine' });

tw.toOrdinal(1);
tw.toOrdinal(10);
tw.toOrdinal(100);

Locale code	Country	Currency	Notes
`cs-CZ`	Czech Republic	Koruna / Haléř	Gender-aware forms; standard Czech wording

Q: Which locale code should I use for Czech number-to-words output? Use cs-CZ.

Q: Does cs-CZ support grammatical gender? Yes. Pass gender: 'masculine' or gender: 'feminine' in the options object.