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In Access, if you need to calculate or display a value based on a condition, use the IIf function. The IIf (Immediate If) function is similar to the If function in Excel.
A query criterion is an expression that Access compares to query field values to determine whether to include the record that contains each value. For example, = "Chicago" is an expression that Access can compare to values in a text field in a query.
Learn how to use the MS Access IIf function to evaluate multiple conditions and return one of several values. This tutorial includes step-by-step instructions and examples.
Use the OR criteria to query on alternate or multiple conditions. Applies To. To see information when either two or more alternate criteria are satisfied, use the or criteria rows in the Access query design grid. If you’d like a refresher, see applying criteria to a query.
Question: How would I use the iif function if I wanted to have more than one condition? Answer: You could use the AND keyword to include multiple conditions. In the example above, the iif function will return "Yes" if both the ContactTitle = "Owner" and City = "Madrid".
14 Αυγ 2018 · Syntax for IIF statement is: IIf ( expr , truepart , falsepart ) You are missing falsepart in following 2: Try Changing: IIf([consents].[allowbreaktheglass]=0,"deny""Default") to: IIf([consents].[allowbreaktheglass]=0,"deny","Default")
Example. In this example, we can use a combination of criteria identified with AND and OR. If one specifies multiple criteria on both the Criteria lines and OR lines, the criteria on each criteria line is ANDed, and those evaluations on alternative criteria lines are then ORed.
