Username length should be 4-20 characters and contain alphan

来源：学生作业帮编辑：作业帮分类：综合作业时间：2024/05/19 00:50:39

Username length should be 4-20 characters and contain alphanumeric text or underscores
能给个标准的范例吗...我注册HTC帐号怎么输入lastname 都是这句话出来

你输入的是什么?
再问：不知道啊咋输都不对不管加不加下划线和字母就是fristname 和lastname fristname没问题就是lastname总是出现这句话
再答：你就用字母用自己名字的拼音试试看
再问：不行
再答：不会吧？那就不知道了！不好意思！明天再试吧

Username length should be 4-20 characters and contain alphan Username must have between 4 and 14 characters,and password username should contain alphabets,numbers什么意思 Invalid Username.You must have at least 4 characters and a m The username may only consist of characters and numbers and Your username must be atleast 3 characters long. Username must contain only letters and numbers.No special ch Username can only contain letters,numbers and underscoress什么 The username and password should be entered exactly as you h The username contains forbidden characters. The username may only contain letters and numbers (A-z,0-9) Please correct the issues below: Invalid Username, should be