arr.sort(); alert(欢迎${arr[0]}, ${arr[1]}, ${arr[2]}和${arr[3]}同学！);
欢迎${arr[0]}, ${arr[1]}, ${arr[2]}和${arr[3]}同学！
Sign in to make a reply
碧霄问鼎
arr.sort(); alert(
欢迎${arr[0]}, ${arr[1]}, ${arr[2]}和${arr[3]}同学！);