reporting-services Check for NULL or Blank Check for NULL or Blank fields
Example
This line of code demonstrate how to check if a specific field is NULL or has blank value
=IIF(IsNothing(Fields!UserEmail.Value) OR Fields!UserEmail.Value = "",
"Empty", "Not Empty")
This line of code checks if the field is NULL
IsNothing(Fields!UserEmail.Value)
This line of code checks if the field contains blank value ""
Fields!UserEmail.Value = ""
