Is Acronym https://leetcode.com/problems/check-if-a-string-is-an-acronym-of-words

acronym.ts

function isAcronym(words: string[], s: string): boolean {
    let result = true;
    let offset = 0;

    for (let i=0; i<words.length; i++) {
        const word = words[i];
        const letter = word[0];

        if (s[offset++] !== letter) {
            result = false;
            break;
        }
    }

    // Verify the result is true and no leftover letters in the acronym 's'.
    return result && offset === s.length;
};