How do I format a statement in SAS?
names one or more variables for SAS to associate with a format. You must specify at least one variable. To disassociate a format from a variable, use the variable in a FORMAT statement without specifying a format in a DATA step or in PROC DATASETS. In a DATA step, place this FORMAT statement after the SET statement.
What are the statements in SAS?
A SAS statement is a series of items that may include keywords, SAS names, special characters, and operators. All SAS statements end with a semicolon. A SAS statement either requests SAS to perform an operation or gives information to the system.
How do you change type in SAS?
SAS uses the BESTw. format, where w is the width of the character variable and has a maximum value of 32. You cannot change the type of a variable. You will need to create a new variable from the old variable with the new data type and then drop and rename to keep the original names.
What is label in SAS?
Using a LABEL statement in a DATA step permanently associates labels with variables by affecting the descriptor information of the SAS data set that contains the variables. You can associate any number of variables with labels in a single LABEL statement.
What is global statement in SAS?
A global statement is a statement that you can specify anywhere in a SAS program. A global statement sets values and attributes for all the output created after that global statement is specified in the program. The specifications in a global statement are not confined to the output generated by any one procedure.
How many types of SAS are there?
Different types of SAS files serve different functions. There are four different types of SAS files.
What are the data type does SAS contain?
SAS has only two data types: real numbers and fixed length character strings.
What is INPUT statement in SAS?
The INPUT statement reads raw data from instream data lines or external files into a SAS data set . You can use the following different input styles , depending on the layout of data values in the records: column input. formatted input. named input.
How do you use when statements in SAS?
can be any executable SAS statement, including DO, SELECT, and null statements. You must specify the statement argument. The SELECT statement begins a SELECT group. SELECT groups contain WHEN statements that identify SAS statements that are executed when a particular condition is true. Use at least one WHEN statement in a SELECT group.
What are the rules for variable creation in SAS?
Keep these four rules in mind when writing your SAS statements: PUT () always creates character variables INPUT () can create character or numeric variables based on the informat The source format must match the source variable type in PUT ()
What is the difference between put() and input() in SAS?
Keep these four rules in mind when writing your SAS statements: 1 PUT () always creates character variables 2 INPUT () can create character or numeric variables based on the informat 3 The source format must match the source variable type in PUT () 4 The source variable type for INPUT () must always be character variables
How do you create two output data sets in SAS?
The following DATA step creates two output data sets, example1 and example2. It uses the data set option DROP to prevent the variable IDnumber from being written to the example2 data set. Usually, the DATA statement specifies at least one data set name that SAS uses to create an output data set.