Below you will find pages that utilize the taxonomy term “Column Validation”
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Column Validation for Sort Code and Account Number in SharePoint
Column Validation for Sort Code and Account Number in SharePoint Column validation provides a solution to validate data for data integrity. This post covers column validation for Sort Code and Account Number in SharePoint.
Validation for Sort Code =AND(LEN([Sort Code])=6,ISNUMBER([Sort Code]+0))
The above formula checks
The length of the sort code must be exactly 6 digits. The sort code must be a number. Validation for Account Number =AND(LEN([Account Number])=8,ISNUMBER([Account Number]+0))