Metacommand

Metacommands are commands that start with dollar sign ($). Those commands usually switch the program between different operation modes/behavior or provide extended functionality.

Legacy Metacommands (QBasic/QuickBASIC)

• Legacy metacommands are normally used at the program start, they should have their own program line and must be commented with an ' or REM.

• $DYNAMIC
• $INCLUDE
• $STATIC

QB64 Metacommands

• QB64 metacommands must not necessarily used at the program start. However, it's still the best location for some of it (see individual descriptions).
• QB64 metacommands must not be commented with an ' or REM, but should have their own program line too.

• $ASSERTS
• $CHECKING
• $COLOR
• $CONSOLE
• $DEBUG
• $EXEICON
• $NOPREFIX
• $RESIZE
• $SCREENHIDE
• $SCREENSHOW
• $VERSIONINFO
• $VIRTUALKEYBOARD

OB64 Precompiler Commands

• These are a special type of QB64 Metacommands, which allow for conditional compiling, hence including or excluding certain code sections depending on given conditions.

• $ELSE
• $ELSEIF
• $END IF
• $ERROR
• $IF
• $LET

See also

• Statement
• Function (explanatory)
• REM

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