MIDSTR ' C style
#include <STRING.bas> ' source in /Program Files/Coridium/BASIClib
FUNCTION MIDSTR( string , start, length ) as STRING
This FUNCTION written in BASIC returning the portion of string from the start character for length characters.
String may be a constant or variable string.
MIDSTR is written in C style with 0 being the first character of the string, consistent with VB string.Chars(0).
Extracting or setting a single byte in a string can be done with an index STRING(3) refers to the 4th byte of the string (starts from 0).