- Dim (DI)
Defines the size of arrays or matrices, and the maximum length of string variables.
- Execute (EXE)
Causes a string to be compiled and executed as if it were a command or statement entered from the keyboard.
Formats output or input for both display and internal files.
- Option (OPT)
Defines the programmer's choices for three available options. Arrays may start with zero or one; sorts may handle either letters or numbers first; decimals and commas may be printed in the standard American format, or they may use the inverted European style.
- Randomize (RA)
Resets the random number generator to a new seed (initial) value.
Used for remarks (an exclamation point (!) at the beginning of a line serves a similar purpose).