Tutorials

jQuery jQuery.parseHTML() Method

Posted in jQuery Tutorial

Updated on Nov 21, 2024

By Mari Selvan

👁️ 87 - Views

⏳ 4 mins

💬 1 Comment

Photo Credit to CodeToFun

🙋 Introduction

In jQuery, the jQuery.parseHTML() method serves as a bridge between HTML strings and DOM elements. It allows you to convert HTML strings into an array of DOM nodes, making it easier to manipulate and interact with HTML content programmatically.

This guide will provide a comprehensive overview of the jQuery.parseHTML() method, explaining its syntax, usage, and practical examples.

🧠 Understanding jQuery.parseHTML() Method

The jQuery.parseHTML() method parses a string containing HTML into an array of DOM nodes. It effectively creates a Document Fragment, which is a lightweight container for storing a portion of a document's structure. This array of DOM nodes can then be traversed, manipulated, or inserted into the DOM as needed.

💡 Syntax

The syntax for the jQuery.parseHTML() method is straightforward:

syntax.js

Copied

jQuery.parseHTML(htmlString, context, keepScripts)

Parameters:

htmlString: The HTML string to be parsed.
context (optional): An optional context in which the HTML should be created.
keepScripts (optional): A boolean indicating whether to include <script> elements in the parsed result.

📝 Example

Parsing HTML String:

Suppose you have an HTML string that you want to convert into DOM elements. You can use jQuery.parseHTML() for this purpose:
example.js
Copied
```
var htmlString = "<div>Hello, <strong>world</strong>!</div>";
var parsedHTML = jQuery.parseHTML(htmlString);
console.log(parsedHTML);
```
This will log an array containing the parsed DOM nodes to the console.
Inserting Parsed HTML into the DOM:

You can easily insert the parsed HTML into the DOM using jQuery's manipulation methods. For example:
example.js
Copied
```
var htmlString = "<div>Hello, <strong>world</strong>!</div>";
var parsedHTML = jQuery.parseHTML(htmlString);
$("#container").append(parsedHTML);
```
This will append the parsed HTML inside an element with the ID container.
Parsing HTML with Scripts:

By default, jQuery.parseHTML() removes <script> elements from the parsed result. However, you can choose to keep them if needed:
example.js
Copied
```
var htmlString = "<div>Hello, <script>alert('World!');</script></div>";
var parsedHTML = jQuery.parseHTML(htmlString, document, true);
console.log(parsedHTML);
```
This will log the array of parsed DOM nodes, including the <script> element, to the console.

🎉 Conclusion

The jQuery.parseHTML() method provides a convenient way to parse HTML strings into DOM elements. Whether you need to dynamically generate HTML content, manipulate existing HTML, or insert HTML fragments into the DOM, this method simplifies the process by seamlessly converting HTML strings into a usable array of DOM nodes.

By mastering its usage, you can streamline your web development workflow and create more dynamic and interactive web pages.