Example: tolower

The following example converts all characters in character_set to lower case.

     char character_set[] = {'A', '5', '$', 'Z'};
     int i;
     for( i=0; i<4; i++ )
          lr_output_message("%c ", tolower(character_set[i]));
Output:
Action.c(7): a
Action.c(7): 5
Action.c(7): $
Action.c(7): z