What does SAS out mean?

Output Data Set
PROC UNIVARIATE creates an OUT= data set for each OUTPUT statement. This data set contains an observation for each combination of levels of the variables in the BY and CLASS statements, or a single observation if you do not specify a BY or CLASS statement.

How do I list all variables in SAS?

6 easy ways to specify a list of variables in SAS

  1. Use the _NUMERIC_, _CHARACTER_, and _ALL_ keywords to specify variables of a certain type (numeric or character) or all types.
  2. Use a single hyphen (-) to specify a range of variables that have a common prefix and a sequential set of numerical suffixes.

How do you comment out a block of code in SAS?

There are two ways to “comment out” a line of text or code in a SAS program:

  1. Add an asterisk at the beginning of the line, and add a semicolon at the end of the text being commented out.
  2. Add a forward slash and an asterisk at the beginning of the comment, and place an asterisk and a forward slash at the end of the line.

What does output Proc mean?

AUTONAME. specifies that PROC MEANS creates a unique variable name for an output statistic when you do not assign the variable name in the OUTPUT statement. This action is accomplished by appending to the statistic-keyword to the end of the input variable name from which the statistic was derived.

What is _all_ in SAS?

the _ALL_ option requests a listing of all of the SAS files in the library. the NODS option (which stands for “no details”) suppresses the printing of detailed information about each file when you specify the _ALL_ option.

What is _error_ in SAS?

_ERROR_ is 0 by default but is set to 1 whenever an error is encountered, such as an input data error, a conversion error, or a math error, as in division by 0 or a floating point overflow. You can use the value of this variable to help locate errors in data records and to print an error message to the SAS log.

How do you write a Libname statement in SAS?

The general syntax for a LIBNAME statement is LIBNAME nickname ‘name-of-directory’; where nickname = a valid SAS beginning with either a letter or an underscore and having no more than 8 characters. name-of-directory = the path and name of the directory enclosed in quotes.