The locase function returns the lowercase letter corresponding to the parameter passed to it. NOTE: If there is no lowercase letter corresponding to the parameter passed to it then the parameter is returned unchanged. The type of the value returned by this function is always char.
The locase function's only parameter is an expression of char type.
locase('a') returns 'a'
locase('A') returns 'a'
locase('H') returns 'h'
locase('1') returns '1'
locase('+') returns '+'
locase('_') returns '_'
Operating Systems: All
Standard Pascal: No