How to Edit XML Files


XML, which stands for Extensible Markup Language, is a markup language designed to carry data and text. While XML is similar to HTML, XML carries data instead of displaying it. HTML displays data. For this reason XML is sometimes considered hard to understand. However, XML is an important component of many websites, so understanding how to edit XML files can be to your advantage.

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There are a number of XML editors available, including .

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The file will open and display the existing code.

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Be sure all XML elements have an opening and closing tag. Keep in mind that XML tags are case sensitive. Be sure your XML file contains one root element. Be sure the attribute values within your XML file are surrounded by quotation marks. Attributes are items within the XML code that provide further information about an element that is not available elsewhere in the data. Be sure all XML elements are properly nested.

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Your XML document will not run if it contains errors.

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If your XML file is invalid, it will not display.