4Dランゲージコマンドランゲージバージョン: 20 R7ランゲージAction info ( action {; target} ) : ObjectCall chain : CollectionCommand name ( command {; info {; theme}} ) : TextCopy parameters {( startFrom )} : CollectionCount parameters : IntegerCurrent method name : Text[EXECUTE METHOD ( methodName {; resultGet pointer ( varName ) : PointerINVOKE ACTION ( action {; target} )Is a variable ( aPointer ) : BooleanIs nil pointer ( aPointer ) : BooleanNull : NullRESOLVE POINTER ( pointer ; varName ; tableNum ; fieldNum )Self : PointerSuper( ...param : any )Super : ObjectThis : ObjectTRACEType ( fieldVar ) : IntegerUndefined ( expression ) : BooleanValue type ( expression ) : Integer