SAS Macros

SAS Macros are text processing facility which is used to reduce hard-codding.In SAS Macros we have to learn about different techniques of creating Macro Variables and Macro definitions. Generally we are using it to automate our tasks. We can use different Macro functions, Macro statements, Macro Options. If we are submitting any SAS program it will first go to input Stack then Word Scanner where statements are breaking into tokens. If its macro triggers then it will be processed in Macro processor or else it will go to appropriate compiler. SAS Macros are widely used in the Companies.