# Here is a comment
#%let a <- 1
x1 <- `&a.`
print(x1)


# Here is a macro function
#%macro sammy()
#%let a <- 2
x2 <- `&a.`
print(x2)
#%mend

#% Now call the macro function
#%sammy()

# After macro
x3 <- `&a.`
print(x3)