Since Excel XP, Excel has included an XML export option. SpreadsheetML provides an XML representation of your spreadsheets, complete with formatting and formula information.
Excel's Builtin Features Microsoft Excel / Getting Started
Data validation makes it easy to specify rules your data must follow. Unfortunately, Excel insists that lists used in data validation must appear on the same worksheet as the data being validated. Fortunately, there are ways to evade this requirement.
In this tutorial, we provide two methods you can use to validate data based on a list on another worksheet. The first method takes advantage of Excel's named ranges, and the second uses a function call.
Data Entry Microsoft Excel / Getting Started
As you are aware, when Microsoft Excel starts, it opens a workbook made of three worksheets. A worksheet is simply made of cells that are patiently waiting for you to enter data.
CountA Function Microsoft Excel / Functions and Formula
This tutorial describes CountA function. This will return the number of entries (actually counts each cell that contains number data OR text data) in the selected range of cells.
Work with Pivot Tables in Excel Microsoft Excel / General Formatting
PivotTables allow you to pivot data using drag-and-drop techniques and receive results immediately. PivotTables are interactive; once the table is complete, you very easily can see how your information will be affected when you move (or pivot) your data. This will become patently clear once you give PivotTables a try.
Data Analysis With Charts Microsoft Excel / Charts and Graphs
Charts are used to analyze data graphically. Good created and formatted charts can help people and businesses make decisions based on the impact that their images provide to the users. Microsoft Excel is equipped with the Chart Wizard that allows you to create and format a chart to suit almost any scenario or need.
Load an XML Document ito Excel Microsoft Excel / Functions and Formula
If someone sends you an XML file containing data that fits into tables, you don't need to read the text and all its angle brackets. You can load the document into Excel directly, tell Excel how you want to present it, and work with the data through maps.
About Spreadsheets Microsoft Excel / Functions and Formula
The basics of spreadsheets, on the other hand, are not always so basic. Even getting data entered into a spreadsheet the way you want can sometimes be a challenge.
Printing Microsoft Excel / Getting Started
Printing allows you to get your work on paper. This is useful both for referencing and sharing your work. Data available on your worksheets can be explored and exploited in various areas including visual presentation or book review.
Basic Tasks with Charts Microsoft Excel / Charts and Graphs
Unlike the orderly rows of numbers and labels that fill most worksheets, charts float above your data, locked inside special box-like containers. To take advantage of these chart boxes, you need to understand a little more about how they work.