Surprisingly, none of the inbuilt Excel data validation rules cater for a very typical situation when you need to restrict users to entering only numbers in specific cells. But this can be easily done with a custom data validation formula based on the ISNUMBER function, like this one: =ISNUMBE...
Example #3 – Custom option for e-mail address validation Step 1:Select the C2 cell,Go to Data Tab, and click on Validation data in the toolbar. Step 2:Select Custom in Allow drop-down. Step 3:Write a formula for selecting only value if it has ‘@‘. Step 4:Click on the Input ...
On the Settings tab, from the Allow drop down, choose: Custom For the formula, enter: =WEEKDAY(B2,2) <6 Get the Sample Workbook Get the free Excel workbook with theData Validation Custom Rules examples. The zipped file is in xlsx format, and does not contain any macros. ...
Custom: This function lets you create your own formula for data validation. You can create all sorts of rules using custom formulas. For example, you might write a formula that will only accept user email addresses that are in all lowercase letters. 4. Under Data, select a condition...
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Method 2 – Applying Dynamic Data Validation with a Multiple VLOOKUP Formula The dataset showcases gadgets and their prices. Steps: In D11 enter the following formula: =AND(C11>=VLOOKUP(B11,B5:D8,2,0),C11<=VLOOKUP(B11,B5:D8,3,0)) Press Enter to see the output. Drag down the Fill...
Excel data validation examples When adding a data validation rule in Excel, you can choose one of the predefined settings or specify custom criteria based on your own validation formula. Below we will discuss each of the built-in options, and next week we will have a closer look atExcel dat...
Example 3 – Validating the Date Type Using the Custom Option/(Restrict Date to Current Year) Restrict the Delivery Date to within 3 days from the Order Date. Steps: SelectE6and go toData>>Data Validation. SelectCustominAllow. Enter=AND(E6>=D6,E6<=D6+2)as theFormulaand clickOK. ...
{ custom: { formula:"=NOT(ISNUMBER(SEARCH(A2,C2)))"} }; commentsRange.dataValidation.rule = redundantStringRule; commentsRange.dataValidation.errorAlert = { message:"It is redundant to include the baby name in the comment.", showAlert:true, style:"Information", title:"Baby Name in ...
'valFormula = "=MOD(" + cell2 + ",6)=0" 'this fails valFormula = "=MOD(6,6)=0" 'this works With Worksheets(sheetName).Cells(row, col).Validation .Delete .Add Type:=xlValidateCustom, AlertStyle:=xlValidAlertStop, Formula1:=valFormula .IgnoreBlank = True .InCellDropdown = False...