随机字符串
function randomString(length) { let str = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; let result = ''; for (let i = length; i > 0; --i) result += str[Math.floor(Math.random() * str.length)]; return result; }
以自己现在的努力程度,还没有资格和别人拼天赋