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Contents Summary

The code samples in this article use some of the methods defined in Working with Common Utilities.

In the previous section, we described three kinds of watermark that can be added to an Excel document using GroupDocs.Watermark API. Here we will focus on how to work with headers and footers.

Working with Headers&Footers

Extracting Information about all Headers&Footers in an Excel Document

You can extract information about all the headers&footers in an Excel document as shown in the below code sample.

 

Clearing a Particular Header&Footer

You can also clear a particular header&footer using GroupDocs.Watermark as shown in the below code sample.

 

Clearing a Particular Section of Header&Footer

Using GroupDocs.Watermark, you can also clear a particular section of header&footer as shown in the sample code below.

 

Adding Watermark to all Images in Header&Footer

GroupDocs.Watermark enables you to add watermark to images inside any header&footer. You can use below code sample to achieve this.

 


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