Checks to see if a given sentence is a Pangram

Check for Pangram in Javascript.js

/**
 * Checks if a string is a Pangram.
 *
 * @param {string} string - The string to be checked.
 * @return {boolean} Returns true if the string is a pangram, false otherwise.
 */
const isPangram = (string) => {
    const alphabet = "abcdefghijklmnopqrstuvwxyz"
    const lowerCaseString = string.toLowerCase()

    for (let i = 0; i < alphabet.length; i++) {
        const letter = alphabet[i]
        if (!lowerCaseString.includes(letter)) {
            return false
        }
    }
    return true
}



isPangram("The quick brown fox jumps over the lazy dog.") //= true
isPangram("Sixty zippers were quickly picked from the woven jute bag.") //= true