If you define a numeric variable and assign the result of a character expression to it, SAS tries to convert the character result of the expression to a numeric value and to execute the statement. If ...

To ensure we end up with an unsigned 16-bit integer variable regardless of the underlying system, we’ll be using the C standard library’s type definitions from stdint.h. We now have a new data ...

Classifying a variable as a particular type of data is important when considering how to present the data. Data can be presented in a number of ways, which depends on the type of variable and the ...

SAS determines the length of a variable from its first occurrence in the DATA step. The new variable gets the same type and length as the expression on the right side of the assignment statement. When ...