JavaScript 生成随机字符串

Question

function randomString(len) {
    const seed = 'abcdefghijklmnopqrstuvwxyz0123456789'
    let result = ''
    for (let i = 0; i < len; i++) {
        result += seed[Math.floor(Math.random() * seed.length)]
    }
    return result
}

randomString(16)