How to use xml-escape Library In XML

In this approach, we are using the XML-escape library, which provides a simple function xmlEscape to escape XML characters like <, >, &, and “. It automatically converts these characters into their respective XML entities (&lt;, &gt;, &amp;, &quot;) in the given XML input.

Use the below command to install the xml-escape library:

npm install xml-escape

Example: The below example uses the XML-escape Library to escape characters in XML.

JavaScript
const xmlEscape = require('xml-escape');
const xmlInput = `
<article>
  <title>XML Tutorial</title>
  <author>w3wiki</author>
  <body>
    Hi Geeks!
  </body>
</article>
`;
const res = xmlEscape(xmlInput);
console.log(res);

Output:

&lt;article&gt;
&lt;title&gt;XML Tutorial&lt;/title&gt;
&lt;author&gt;w3wiki&lt;/author&gt;
&lt;body&gt;
Hi Geeks!
&lt;/body&gt;
&lt;/article&gt;

How to Escape Characters in XML ?

Escaping characters in XML is important because it ensures that special characters like <, >, &, and “, which have special meanings in XML, are properly encoded as entities like &lt;, &gt;, &amp;, &quot;, respectively.

There are several approaches to escape characters in XML which are as follows:

Table of Content

  • Using replace() Method
  • Using xml-escape Library

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Using replace() Method

In this approach, we are using the replace() method with a regular expression to search for characters <, >, “, ‘, and & in the XML data and replace them with their respective XML entities (<, >, ", ', &)....

Using xml-escape Library

In this approach, we are using the XML-escape library, which provides a simple function xmlEscape to escape XML characters like <, >, &, and “. It automatically converts these characters into their respective XML entities (<, >, &, ") in the given XML input....