Delphi Basics : RTL By category : Compiler Directives

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Unit   Compiler Directive   Summary       $A   Determines whether data is aligned or packed     $Align   Determines whether data is aligned or packed     $AppType   Determines the application type : GUI or Console     $B   Whether to short cut and and or operations     $BoolEval   Whether to short cut and and or operations     $D   Determines whether application debug information is built     $DebugInfo   Determines whether application debug information is built     $Define   Defines a compiler directive symbol - as used by IfDef     $DefinitionInfo   Determines whether application symbol information is built     $Else   Starts the alternate section of an IfDef or IfNDef     $EndIf   Terminates conditional code compilation     $ExtendedSyntax   Controls some Pascal extension handling     $H   Treat string types as AnsiString or ShortString     $Hints   Determines whether Delphi shows compilation hints     $I   Allows code in an include file to be incorporated into a Unit     $IfDef   Executes code if a conditional symbol has been defined     $IfNDef   Executes code if a conditional symbol has not been defined     $IfOpt   Tests for the state of a Compiler directive     $Include   Allows code in an include file to be incorporated into a Unit     $IOChecks   When on, an IO operation error throws an exception     $L   Determines what application debug information is built     $LocalSymbols   Determines what application debug information is built     $LongStrings   Treat string types as AnsiString or ShortString     $MinEnumSize   Sets the minimum storage used to hold enumerated types     $O   Determines whether Delphi optimises code when compiling     $Optimization   Determines whether Delphi optimises code when compiling     $OverFlowChecks   Determines whether Delphi checks integer and enum bounds     $Q   Determines whether Delphi checks integer and enum bounds     $R   Determines whether Delphi checks array bounds     $RangeChecks   Determines whether Delphi checks array bounds     $ReferenceInfo   Determines whether symbol reference information is built     $Resource   Defines a resource file to be included in the application linking     $UnDef   Undefines a compiler directive symbol - as used by IfDef     $Warnings   Determines whether Delphi shows compilation warnings     $X   Controls some Pascal extension handling     $Y   Determines whether application symbol information is built     $Z   Sets the minimum storage used to hold enumerated types

 

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