<iSTRSPAN> Tag
| <iSTRSPAN | SRC="source string" | ( ) |
| FIRST="first character" | (1) | |
| NUM="number of characters" | (0) | |
| > |
| This resolves to NUM characters of SRC, starting at FIRST (like BASIC Mid$). | |
| Usage | This can be used cut one string of characters out of another. |