Valid password characters include all printable characters and the null character, which is used to disable password functionality. 有效的密码字符包括所有可打印字符和用于禁用密码功能的空字符。
As a printable binary language it can be also used in the field of Chinese Character Processing. 作为一种可印制的二进制语言,条形码也可用于中文信息处理。