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Function Test(D As Double) As Variant If D < 0 Then Test = CVErr(xlErrValue) Else Test = D * 10 End If End Function This function will return a #VALUE! How to convert a set of sequential integers into a set of unique random numbers? For example, Dim R As Range Set R = Range("A1") If IsError(R.Value) = True Then Select Case R.Value Case CVErr(xlErrValue) Debug.Print "#VALUE error" Case CVErr(xlErrDiv0) Debug.Print "#DIV/0 error" Case CVErr(xlErrName) Debug.Print For example, if you create a function that accepts several arguments and normally returns a string, you can have your function evaluate the input arguments to ensure they are within acceptable

Yes No Additional feedback? 1500 characters remaining Submit Skip this Thank you! How would you help a snapping turtle cross the road? This documentation is archived and is not being maintained. Use the IsError function to test if the value represents an error.

`' Call CalculateDouble with an error-producing argument.Sub Test() Debug.Print CalculateDouble("345.45robert")End Sub' Define CalculateDouble Function procedure.Any help would be much appreciated. to return #VALUE! it's a modern post apocalyptic magical dystopia with Unicorns and Gryphons Determine if a coin system is Canonical Is it possible to have a planet unsuitable for agriculture? It will help us. –Naing Win Htun Aug 14 '15 at 11:21 add a comment| 1 Answer 1 active oldest votes up vote 2 down vote accepted You can return any Frequently Asked Questions Question: Can you give me specific examples of when and how the ISERROR function is used. The ISERROR function, in combination with the If function, can be used to default a cell's value when an error is occurred. For example, you may encounter a scenario below: Instead of using the formula: =B4/C4 You could use the ISERROR function as follows: =IF(ISERROR(B4/C4),0,B4/C4) In this case, the ISERROR function would allow Learning resources Microsoft Virtual Academy Channel 9 MSDN Magazine Community Forums Blogs Codeplex Support Self support Programs BizSpark (for startups) Microsoft Imagine (for students) United States (English) Newsletter Privacy & cookies Public Function Foo(i As Long) As Variant '//must return a variant If i < 0 Then Foo = CVErr(xlErrValue) Else Foo = 3 / i End If End Function share|improve this Any other value causes CVErr to return a #VALUE. Powered by vBulletin Version 4.2.3 Copyright © 2016 vBulletin Solutions, Inc. Not the answer you're looking for? error" Case Else MsgBox "This should never happen!!" End Select End If Show: Inherited Protected Print Export (0) Print Export (0) Share IN THIS ARTICLE Is this page helpful? For more information about working with VBA, select Developer Reference in the drop-down list next to Search and enter one or more terms in the search box. ConstantError numberCell error value xlErrDiv02007#DIV/0! error" Case CVErr(xlErrNA) MsgBox "#N/A error" Case CVErr(xlErrName) MsgBox "#NAME? Why is the spacesuit design so strange in Sunshine? Copy Worksheets("Sheet1").Activate If IsError(ActiveCell.Value) Then errval = ActiveCell.Value Select Case errval Case CVErr(xlErrDiv0) MsgBox "#DIV/0! xlErrRef 2023 #REF! Need book id. xlErrValue (= 2015) returns a #VALUE! asked 1 year ago viewed 384 times active 1 year ago Related 3Of two identical VBA functions one suddenly returns a #NAME error0VBA for Excel - Selection returns “Compile Error: Expected Yes No Additional feedback? 1500 characters remaining Submit Skip this Thank you! I initially thought about this when I saw the question –A9S6 Jun 16 '10 at 6:11 add a comment| up vote 1 down vote Not what you asked, but note that Add Option Explicit at the top of your module. Can Communism become a stable economic strategy? You can insert a cell error value into a cell or test the value of a cell for an error value by using the CVErr function. Anyway to fix this other than filling in the empty cells? –Kezz101 Feb 17 '14 at 19:30   @Kezz101, are you using ranges with the same rows count (e.g. xlErrNull2000#NULL! more hot questions question feed lang-vb about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation Please re-enable javascript in your browser settings. In this event, CVErr allows you to return an error number that tells you what action to take. Remarks Use the CVErr function to create user-defined errors in user-created procedures. I need a function to determine the number of occurrences of a year in column B, where the equivalent value in column A is 'Yes'. Pearson Site Last Updated: 24-Sep-2016 Email: [email protected] Please read this pagebefore emailing me. error" Case CVErr(xlErrRef) MsgBox "#REF! Why does the material for space elevators have to be really strong? error. xlErrNA (= 2042) returns a #N/A error. xlErrNA2042#N/A xlErrName2029#NAME? Constant Error number Cell error value xlErrDiv0 2007 #DIV/0! Not the answer you're looking for? What sense of "hack" is involved in five hacks for using coffee filters? xlErrValue2015#VALUE! Excel will not recognize the text string, for example #VALUE, as a real error, so many functions and formulas may misbehave, especially ISERROR, ISERR, and IFERROR, and ISNA. xlErrNull (= 2000) returns a #NULL! Thanks excel vba excel-vba share|improve this question asked Aug 14 '15 at 11:20 Charles 51   Post your code first.! excel vba excel-vba share|improve this question edited Feb 17 '14 at 16:10 asked Feb 17 '14 at 16:05 Kezz101 8081931 3  Kezz101, @mehow is absolutely right it's better to use Browse other questions tagged excel vba excel-vba or ask your own question. What are Imperial officers wearing here? You can use this example as a framework for a cell-error-value error handler. All rights reserved. xlErrNull 2000 #NULL! You might be tempted to return a text string that looks like an error value, but this is not a good idea. What is a type system? error" Case Else MsgBox "This should never happen!!" End Select End If Show: Inherited Protected Print Export (0) Print Export (0) Share IN THIS ARTICLE Dev centers Windows Office Visual Studio Databases SQL Oracle / PLSQL SQL Server MySQL MariaDB PostgreSQL SQLite MS Office Excel Access Word Web Development HTML CSS Color Picker Languages C Language More ASCII Table Linux UNIX Java Jun 16 '10 at 6:10   +1: Yes, the clean way –A9S6 Jun 16 '10 at 6:21   I think there should be two commas after the '5'. Can an ATCo refuse to give service to an aircraft based on moral grounds?     `