locutus/esm/golang/strings/IndexAny.js

Locutus other languages' standard libraries to JavaScript for fun and educational purposes

export function IndexAny(s, chars) {
    //      discuss at: https://locutus.io/golang/strings/IndexAny/
    // parity verified: Go 1.23
    //     original by: Kevin van Zonneveld (https://kvz.io)
    //       example 1: IndexAny('chicken', 'aeiouy')
    //       returns 1: 2
    //       example 2: IndexAny('crwth', 'aeiouy')
    //       returns 2: -1
    let minIndex = -1;
    for (const char of chars) {
        const idx = s.indexOf(char);
        if (idx !== -1 && (minIndex === -1 || idx < minIndex)) {
            minIndex = idx;
        }
    }
    return minIndex;
}