Check For Null Values In Sas Apr 2026

Use a blank space enclosed in quotes. if name = ' ' then flag = "Missing"; Use code with caution. Copied to clipboard 2. Checking Multiple Variables at Once

Use a period to check for standard missing values. if age = . then flag = "Missing"; Use code with caution. Copied to clipboard Check For Null Values In Sas

Counts missing values for mixed data types without requiring type conversion. Use a blank space enclosed in quotes

If you need to count how many fields are missing across a row, use these specialized functions: Check For Null Values In Sas

if missing(variable_name) then do; /* Action for missing value */ end; Use code with caution. Copied to clipboard