The following sas program illustrates the use of several mutually exclusive conditions within an if-then-else statement the program uses the and operator to.
An optional else statement gives an alternative action if the then clause is not executed the else statement, if used, must immediately follow the if-then. Data sample_small set sample if (rank = 1) then delete run example - splitting using if and else statements with logic based on.
The rules associated with good naming conventions for sas data sets and else if rating = 'r' then output r_movies run assigning many values sas often. Sas if then else if statement - learn sas in simple and easy steps starting from basic to advanced concepts with examples including overview,. An optional else-if statement can follow the if-then statement sas evaluates the expression in the else-if statement only when the previous expression is false. Learn how to conditionally execute statement using the if-then-else statement in sas. If-then/else statements are simple and easy to use however, if-then/else statements have their limitations they are not always easy to read or to make.
%macro greater(a, b) %if &a gt &b %then %do %put a is greater than b %put b is less than a %end %else %do %put a is less or equal than b %put b is. If-then-else the if statement is used in this case to select out observations to keep in a the else keyword causes sas to skip those statements once. Read this blog to satiate your burning question about the difference between if- then-else-if and sub-setting if statements in sas.
If-then-else statements are relatively simple and convenient to use in sas however, one must be careful to write correct sas syntax in order to achieve the . Medical history questionnaire for ages 12-74 years, and sas proc freq using the sas if, then, and else statements you can either recode the variable directly.
If you are new to sas you may want to review our introduction to sas seminar a related statement to if-then is the else statement that can be used when .
Categories sastags if and where statements, if else statement in sas example, if then else in sas, nested if else in sas, sas if else, sas if then. [APSNIP--]