Excel's data validation feature is more versatile than you might think. Learn how to use literal values, input values, list values, and even formulas to restrict input date values using data ...

Data types have a big impact on how Excel calculates and interprets your data. For example, you won't be able to efficiently sort, filter, or apply formulas based on dates if a column of dates is ...

You can also use data validation to restrict the type, format, or value of your data based on certain rules, such as lists, dates, or custom functions. Add your perspective Help others by sharing ...

Excel for the web supports custom formats and data validation. How to determine requirements in Excel Phone numbers have 10 numeric digits and generally use the (xxx) xxx-xxxx format.