P.43 UPPER-CASE Function
The UPPER-CASE function returns a character string that is the same length as argument-1 with each lowercase letter replaced by the corresponding uppercase letter. The type of this function is alphanumeric.
UsageFUNCTION UPPER-CASE (argument-1)
Argument-1 must be class numeric or alphanumeric and must be at least one character in length.
- The same character string as argument-1 is returned, except that each lowercase letter is replaced by the corresponding uppercase letter.
- The character string returned has the same length as argument-1.
- This function is similar to the library routine C$TOUPPER except that the original data is not modified, and the entire string is converted.
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