A word or token in the SAS language is a collection of characters that communicates a meaning to SAS and is not divisible into smaller units capable of independent use. It can contain a maximum of 32,767 characters.
Later characters can include letters, underscores, and numeric digits.
A name token can contain up to 32,767 characters. In most contexts, however, SAS names are limited to a shorter maximum length, such as 32 or 8 characters. See Maximum Length of User-Supplied SAS Names . 5.4E-1 '24aug90'd special character is usually any single keyboard character other than letters, numbers, the underscore, and the blank. The blank can end a name or a number token, but it is not a token.