Function isLetter

src/Strings.ts:212–216

(codePoint: number)

}

export function isLetter(codePoint: number): boolean {
    const category = unicode.getCategory(codePoint);
    // FIXME: Include Letter, modifier (Lm)?
    return ["Lu", "Ll", "Lt", "Lo"].indexOf(category) >= 0;
}

export function isDigit(codePoint: number): boolean {
    const category = unicode.getCategory(codePoint);