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ATTRC returns the value of a character attribute for a SAS dataset. %SYSFUNC(ATTRC(data-set-id,attr-name))
ATTRN returns the value of a numeric attribute for specified SASdata set. %SYSFUNC(ATTRN(data-set_id,attr-name))
CEXIST verifies the existence of a SAS catalog or SAS catalogentry. %SYSFUNC(CEXIST(entry <, 'U'>))
CLOSE closes a SAS data set. %SYSFUNC(CLOSE(data-set-id))
CUROBS returns the number of the current observation.%SYSFUNC(CUROBS(data-set-id))
DCLOSE closes a directory. %SYSFUNC(DCLOSE(directory-id))
DINFO returns a specified information item for a directory.%SYSFUNC(DINFO(directory-id,info-items))
DNUM returns the number of members in a directory.%SYSFUNC(DNUM(directory-id))
DOPEN opens a directory. %SYSFUNC(DOPEN(fileref))
DOPTNAME returns a specified directory attribute.%SYSFUNC(DOPTNAME(directory-id,nval))
DOPTNUM returns the number of information items available for adirectory. %SYSFUNC(DOPTNUM(directory-id))
DREAD returns the name of a directory member.%SYSFUNC(DREAD(directory-id,nval))
DROPNOTE deletes a note marker from a SAS dataset or an external file.%SYSFUNC(DROPNOTE(data-set-id|file-id,note-id))
DSNAME returns the data set name associated witha data set identifier. %SYSFUNC(DSNAME())
EXIST verifies the existence of a SAS datalibrary member.%SYSFUNC(EXIST(member-name<,member-type>))
FAPPEND appends a record to the end of anexternal file. %SYSFUNC(FAPPEND(file-id<,cc>))
FCLOSE closes an external file, directory, ordirectory member. %SYSFUNC(FCLOSE(file-id))
FCOL returns the current column position in theFile Data Buffer (FDB) %SYSFUNC(FCOL(file-id))
FDELETE deletes an external file.%SYSFUNC(FDELETE(fileref))
FETCH reads the next nondeleted observation froma SAS data set into Data Set Data Vector (DDV).%SYSFUNC(FETCH(data-set-id<,'NOSET'>))
FETCHOBS reads a specified observation from a SASdata set into the DDV.%SYSFUNC(FETCHOBS(data-set-id,obs-number<,options>))
FEXIST verifies the existence of an external fileassociated with a fileref. %SYSFUNC(FEXIST(fileref))
FGET copies data from the FDB.%SYSFUNC(FGET(file-id,cval<,length>))
FILEEXIST verifies the existence of an externalfile by its physical name. %SYSFUNC(FILEEXIST(file-name))
FILENAME assigns or deassigns a fileref for anexternal file, directory, or output device.%SYSFUNC(FILENAME(fileref,filename<,device<,hostoptions<,dir-ref>>>))
FILEREF verifies that a fileref has been assignedfor the current SAS session. %SYSFUNC(FILEREF(fileref))
FINFO returns a specified information item for afile. %SYSFUNC(FINFO(file-id,info-item))
FNOTE identifies the last record that was read.%SYSFUNC(FNOTE(file-id))
FOPEN opens an external file.%SYSFUNC(FOPEN(fileref<,open-mode<,record-length<,record-format>>>))
FOPTNAME returns the name of an information itemfor an external file. %SYSFUNC(FOPTNAME(file-id,nval))
FOPTNUM returns the number of information itemsavailable for an external file. %SYSFUNC(FOPTNUM(file-id))
FPOINT positions the read pointer on the nextrecord to be read. %SYSFUNC(FPOINT(file-id,note-id))
FPOS sets the position of the column pointer inthe FDB. %SYSFUNC(FPOS(file-id,nval))
FPUT moves data to the FDB of an external filestarting at the current column position.%SYSFUNC(FPUT(file-id,cval))
FREAD reads a record from an external file intothe FDB. %SYSFUNC(FREAD(file-id))
FREWIND positions the file pointer at the firstrecord. %SYSFUNC(FREWIND(file-id))
FRLEN returns the size of the last record read,or the current record size for a file opened for output.%SYSFUNC(FRLEN(file-id))
FSEP sets the token delimiters for the FGETfunction. %SYSFUNC(FSEP(file-id,cval))
FWRITE writes a record to an external file.%SYSFUNC(FWRITE(file-id<,cc>))
GETOPTION returns the value of a SAS system orgraphics option.%SYSFUNC(GETOPTION(option-name<,reporting-options<,...>>))
GETVARC assigns the value of a SAS data setvariable to a character DATA step or macro variable.%SYSFUNC(GETVARC(data-set-id,var-num))
GETVARN assigns the value of a SAS data setvariable to a numeric DATA step or macro variable.%SYSFUNC(GETVARN(data-set-id,var-num))
LIBNAME assigns or deassigns a libref for a SASdata library.%SYSFUNC(LIBNAME(libref<,SAS-data-library<,engine<,options>>>))
LIBREF verifies that a libref has been assigned.%SYSFUNC(LIBREF(libref))
MOPEN opens a directory member file.%SYSFUNC(MOPEN(directory-id,member-name<,record-format>>>))
NOTE returns an observation ID for currentobservation of a SAS data set. %SYSFUNC(NOTE(data-set-id))
OPEN opens a SAS data file.%SYSFUNC(OPEN(>))
PATHNAME returns the physical name of a SAS datalibrary or an external file. %SYSFUNC(PATHNAME(fileref))
POINT locates an observation identified by theNOTE function. %SYSFUNC(POINT(data-set-id,note-id))
REWIND positions the data set pointer tobeginning of a SAS data set. %SYSFUNC(REWIND(data-set-id))
SPEDIS returns a number for the operationrequired to change an incorrect keyword in a WHERE clause to acorrect keyword. %SYSFUNC(SPEDIS(query,keyword))
SYSGET returns the value of the specified hostenvironment variable. %SYSFUNC(sysget(host-variable))
SYSMSG returns the error or warning messageproduced by the last function that attempted to access a data setor external file. %SYSFUNC(SYSMSG())
SYSRC returns the system error number or exitstatus of the entry most recently called. %SYSFUNC(SYSRC())
VARFMT returns the format assigned to a data setvariable. %SYSFUNC(VARFMT(data-set-id,var-num))
VARINFMT returns the informat assigned to a dataset variable. %SYSFUNC(VARINFMT(data-set-id,var-num))
VARLABEL returns the label assigned to a data setvariable. %SYSFUNC(VARLABEL(data-set-id,var-num))
VARLEN returns the length of a data set variable.%SYSFUNC(VARLEN(datasetid,var-num))
VARNAME returns the name of a data set variable.%SYSFUNC(VARNAME(data-set-id,var-num))
VARNUM returns the number of a data set variable.%SYSFUNC(VARNUM(data-set-id,var-name))
VARTYPE returns the data type of a data setvariable. %SYSFUNC(VARTYPE(data-set-id,var-num))
西铁房国际临床试验爱好者中心
http://www.clinicaltrialfans.com
本文来自: 人大经济论坛 SAS专版 版，详细出处参考： http://bbs.pinggu.org/forum.php?mod=viewthread&tid=1004888&page=1
