What is a SAS directory?
What is a SAS directory?
The concept of “current working directory” is important within any SAS program that reads or creates external files. In SAS, when you reference a file location with a relative path (for example, “./projects/mydata. pdf”), that file reference resolves to an absolute path by way of the working directory.
What is Varnum SAS?
VARNUM returns the number of a variable’s position in a SAS data set, or 0 if the variable is not in the SAS data set. This is the same variable number that is next to the variable in the output from PROC CONTENTS.
How does Libname work in SAS?
You use a LIBNAME statement to define a SAS library and assign a libref to it. The LIBNAME statement is a global statement. In an interactive SAS session, a libref that you assign with a LIBNAME statement remains assigned until you cancel or change the libref or until you end your SAS session.
What is PROC content SAS?
The CONTENTS procedure shows the contents of a SAS data set and prints the directory of the SAS library. Generally, the CONTENTS procedure functions the same as the CONTENTS statement in the DATASETS procedure.
Where is my SAS home directory?
The SASHOME directory can be located anywhere in your file system. For SAS 9, the default location for SASHOME is /usr/local/SAS. For SAS Viya integrated with SAS 9.4M6, the default location for SASHOME is /opt/sas/spre/home.
How do I get the current directory in SAS?
The idea is simple. Create a fileref pointing to the current working directory and then ask SAS what path that fileref points to. The path is then returned as the content of the macro.
What is Attrn function in SAS?
The ATTRC and ATTRN functions are used to retrieve the value of a character and numeric attributes of a SAS data set, respectively. The EXIST function is used to verify the existence of a SAS data library member. The DSNAME function is Page 2 2 used to find the data set name associated with a data set identifier.
What does Varnum do in Proc contents?
VARNUM. prints a list of the variable names in the order of their logical position in the table. The physical position of the variable in the table is engine-dependent.
Where are SAS libraries stored?
The SAS System automatically creates a SAS data library with the libref SASUSER. This library contains, among other SAS files, your user profile catalog. By default under Windows, the SASUSER libref points to a folder called “My SAS Files\V8”, located under the working folder of your current SAS session.
What is PROC content?
PROC CONTENTS’ only function is to generate output documentation about our SAS data libraries, data sets, and data views. The procedure will create printed output documentation and can also send the output documentation to another SAS data set.
How do I run a PROC content in SAS?
The basic syntax of PROC CONTENTS is: PROC CONTENTS DATA=sample; RUN; As with all SAS procedures, the DATA command (which specifies the name of the dataset) is optional, but recommended. If you do not specify a dataset, SAS will use the most recently created dataset by default.
