alphanumeric character meaning in English
文数字元 字母数字字符
文字数字式字符
字母数字符号, 字母数字字符组
字母数字式字符
字数字符
Examples
- Non - alphanumeric characters such as : exclamation point ,
非字母数字字符，如感叹号( - A non - alphanumeric character is a character for which the
非字母数字字符是 - Alphanumeric characters ( up to 64 , 000 )
文字与数字（最多64000个字符） - Alphanumeric character sets for optical recognition
光识别用字母字符集 - Alphanumeric characters ( up to 255 )
文字与数字（最多255个字符）