whenOrNull<TResult extends Object?> method

  1. @optionalTypeArgs
TResult? whenOrNull<TResult extends Object?>({
  1. TResult? cut()?,
  2. TResult? reset()?,
  3. TResult? printModeDefault()?,
  4. TResult? selectCharset(
    1. LddCharset charset
    )?,
  5. TResult? selectCodeTable(
    1. LddCodeTable codeTable
    )?,
  6. TResult? selectFont(
    1. LddFont font
    )?,
  7. TResult? underlineOff()?,
  8. TResult? underline1Dot()?,
  9. TResult? underline2Dot()?,
  10. TResult? boldOn()?,
  11. TResult? boldOff()?,
  12. TResult? bitmap()?,
  13. TResult? noLine()?,
  14. TResult? resetLine()?,
})
inherited

Implementation

@optionalTypeArgs
TResult? whenOrNull<TResult extends Object?>({
  TResult? Function()? cut,
  TResult? Function()? reset,
  TResult? Function()? printModeDefault,
  TResult? Function(LddCharset charset)? selectCharset,
  TResult? Function(LddCodeTable codeTable)? selectCodeTable,
  TResult? Function(LddFont font)? selectFont,
  TResult? Function()? underlineOff,
  TResult? Function()? underline1Dot,
  TResult? Function()? underline2Dot,
  TResult? Function()? boldOn,
  TResult? Function()? boldOff,
  TResult? Function()? bitmap,
  TResult? Function()? noLine,
  TResult? Function()? resetLine,
}) =>
    throw _privateConstructorUsedError;