From the NannyMUD documentation

LAST CHANGE

2000-12-14

FUNCTION

NAME
        upper_case - Capitalize a string.


SYNTAX
	string upper_case(string str)

DESCRIPTION
	This function returns a string that is a copy of the argument
	string 'str' but with all letters capitalized. 


SEE ALSO
        capitalize in efun/type_related/capitalize


SEE ALSO
        lower_case in efun/type_related/lower_case