# HTML script Tag: The Script Element The HTML ` ``` - ` ``` - ` ``` ### Dynamic Content JavaScript can modify the content of a web page on the fly without needing to reload the page. ```html

JavaScript can change this text.

``` JavaScript can modify the DOM (Document Object Model) in real-time, dynamically updating content without requiring a full page reload. ## **Examples of the

Product Name

``` ### Load Frameworks and Libraries A portfolio website might include popular JavaScript [frameworks](https://mimo.org/blog/what-is-a-framework-definition-and-the-ultimate-guide) like jQuery to extend functionality. ```html My Portfolio

Welcome to My Portfolio

``` Scripts are often included in the header section of an HTML document to ensure they load before the page content. ### Analytics and Tracking A business website can use tracking scripts like Google Analytics to gather insights about traffic. ```html Business Insights

Welcome to Our Business

``` Tracking scripts often interact with an API to send and retrieve data, such as fetching user insights from analytics services. Many tracking scripts send and receive JSON (JavaScript Object Notation) data to store and retrieve structured analytics information. ### Load Asynchronous Scripts A blog website can use asynchronous loading for a better user experience and faster page load. ```html My Blog

Welcome to My Blog

Here you can find articles on web development and tech.

``` ## **Learn More About the ``` - **Deferred Loading:** The `defer` [attribute](/course/glossary.html/attributes) delays script execution until the page's HTML content is fully loaded. ```html ``` ### **Inline vs External JavaScript** Decide when to use inline JavaScript and when to link to external script files based on page size, script reusability, and maintenance considerations. - **Inline JavaScript:** Useful for quick scripts and prototyping. ```html ``` - **External JavaScript:** Ideal for reusable and maintainable code. ```html ``` ### **Security Considerations** Secure your scripts to prevent vulnerabilities like Cross-Site Scripting (XSS). Use Content Security Policies (CSP) and Subresource Integrity (SRI) to mitigate risks. ```html ``` Besides protecting scripts, developers should also apply best security practices in CSS to prevent style-based attacks such as UI redressing or clickjacking. ### **The type Attribute** Within the ` ``` The ```