Step-by-Step Programming with Base SAS 9.4

Summary

Statements

date-variable='ddMMMyy'D;

is an assignment statement that tells SAS to convert the date in quotation marks to a SAS date value and assign it to date-variable. The SAS date constant 'ddMMMyy'D specifies a particular date (for example, '23NOV00'D), and can be used in many SAS statements and expressions, not only assignment statements.

FORMAT date-variabledate-format;

tells SAS to format the values of date-variable using date-format. A FORMAT statement within a DATA step permanently associates a format with date-variable.

INPUT date-variabledate-informat;

tells SAS how to read the values for the date-variable from an external file. date-informat is an instruction that tells SAS the form of the date in the external ...