The Basics of DO Loops

The Basics of Using Grouping Statements and DO Groups

You can execute a group of statements as a unit by using DO groups.
To construct a DO group, you use the DO and END statements along with other SAS statements.
Syntax, DO group:
DO;
SAS statements
END;
  • The DO statement begins DO-group processing.
  • SAS statements between the DO and END statements are called a DO group and are executed as a unit.
  • The END statement terminates DO-group processing.
Tip:You can nest DO statements within DO groups.
You can use DO groups in IF-THEN/ELSE statements and SELECT groups to execute many statements as part of the conditional action.

Example: DO and END Statements

In this simple DO group, ...

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