4D LanguageCommandsLanguageVersion: 20 R7LanguageAction info ( action {; target} ) : ObjectCall chain : CollectionCommand name ( command {; info {; theme}} ) : TextCopy parameters {( startFrom )} : CollectionCount parameters : IntegerCurrent method name : TextEXECUTE METHOD ( methodName {; result {; param}}{; param2 ; ... ; paramN} )Get pointer ( varName ) : PointerINVOKE ACTION ( action {; target} )Is a variable ( aPointer ) : BooleanIs nil pointer ( aPointer ) : BooleanNull : NullRESOLVE POINTER ( aPointer ; varName ; tableNum ; fieldNum )Self : PointerSuper( ...param : any )Super : ObjectThis : ObjectTRACEType ( fieldVar ) : IntegerUndefined ( expression ) : BooleanValue type ( expression ) : Integer