API Reference QRCodeReader_FMX Olf.RTL.Checksum TOlfChecksumVerifParamList TOlfChecksumVerifParamList.addParam Method On this page Definition Definition Unit: Olf.RTL.Checksum Package: QRCodeReader_FMX Delphi Copy function addParam(ch: string): TOlfChecksumVerifParamList Parameters ch string Returns TOlfChecksumVerifParamList