Features Obsoleted in IDL 5.4

The following features were present in IDL Version 5.3 but became obsolete in IDL Version 5.4.

The following arguments and keywords are obsolete and should not be used in new IDL code.

Table J-56: Routines Obsoleted in IDL 5.4
Routine	Replaced by	.pro File?
POLYFITW	POLY_FIT, MEASURE_ERRORS keyword	polyfitw.pro
RIEMANN	RADON

Table J-57: Arguments and Keywords Obsoleted in IDL 5.4

Table J-57: Arguments and Keywords Obsoleted in IDL 5.4
Routine	Argument or Keyword	Description
LINFIT	SDEV keyword	This keyword has been replaced by the MEASURE_ERRORS keyword.
LM_FIT	WEIGHTS keyword	This keyword has been replaced by the MEASURE_ERRORS keyword.
OPEN	BINARY keyword	Windows file I/O changed to function like UNIX file I/O.
	NOAUTOMODE keyword	Windows file I/O changed to function like UNIX file I/O.
	NOSDTIO keyword	Keyword was renamed RAWIO.
POLY_FIT	Yfit argument	Argument replaced by the YFIT keyword.
	Yband argument	Argument replaced by the YBAND keyword.
	Sigma argument	Argument replaced by the YERROR keyword.
	Corrm argument	Argument replaced by the COVAR keyword.
REGRESS	Weights argument	Argument replaced by the MEASURE_ERRORS keyword.
	Yfit argument	Argument replaced by the YFIT keyword.
	Const argument	Argument replaced by the CONST keyword.
	Sigma argument	Argument replaced by the SIGMA keyword.
	Ftest argument	Argument replaced by the FTEST keyword.
	R argument	Argument replaced by the CORRELATION keyword.
	Rmul argument	Argument replaced by the MCORRELATION keyword.
	Chisq argument	Argument replaced by the CHISQR keyword.
	Status argument	Argument replaced by the STATUS keyword.
	RELATIVE_WEIGHT keyword	Keyword no longer necessary.
SVDFIT	WEIGHTS keyword	Keyword replaced by the MEASURE_ERRORS keyword.