This routine reverses all characters in a string.
All arguments are passed by reference and must be either movable strings or fixed strings. You may pass multiple arguments at once. Other types are ignored.
The following program:
10 hello$="Hello," 20 DIM world 30:$world="World!" 30 A%=7:CALL&4083,hello$,$world 40 PRINT hello$'$world
BASIC wrapper function
You can wrap up the routine as a standard BASIC function using the following snippet:
You could then invoke it like this:
PRINT FN_REVERSE$("Hello, World!")
which would output