Скачать или смотреть How to Fix the Issue of Changing InnerText in JavaScript

Learn how to effectively change an element's `InnerText` in JavaScript by referencing the correct DOM elements, ensuring your web project works as intended.
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This video is based on the question https://stackoverflow.com/q/68934517/ asked by the user 'berboş' ( https://stackoverflow.com/u/10567002/ ) and on the answer https://stackoverflow.com/a/68934711/ provided by the user 'Mamun' ( https://stackoverflow.com/u/7461381/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

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How to Fix the Issue of Changing InnerText in JavaScript

When working with JavaScript and the Document Object Model (DOM), many new developers find themselves facing perplexing issues. One common problem arises when attempting to change the innerText or innerHTML of HTML elements. A user recently encountered a scenario where they could not update the text of two span elements on their web page. In this guide, we’ll break down the problem and provide a straightforward solution.

Understanding the Problem

In the given HTML and JavaScript code, the user was trying to change the text displayed in two span elements with IDs score-span and name-span. However, when they executed the code, they noted the following:

The console did not show any change in values.

The text displayed on the screen persisted in its original form, indicating that the elements' text had not been updated.

From their description, it seemed like there was confusion in how they were referencing the innerText property in their JavaScript code, potentially leading to the failure in changing the content.

The Solution

To rectify the issue, it is vital to correctly reference the actual DOM elements rather than just their properties. Here’s how to properly modify the code.

Step 1: Modify the Transfer Function

The key change involves directly referencing the elements within the transfer function. Instead of assigning the innerText value to a variable and then attempting to alter it, we need to access the elements as follows:

[[See Video to Reveal this Text or Code Snippet]]

Step 2: Adjust the Event Listener

Ensure the event listener is correctly set up to handle the form submission. The following code avoids any unnecessary conflicts, allowing the transfer function to succeed:

[[See Video to Reveal this Text or Code Snippet]]

Full Example Code

Here’s the complete working example, including HTML, CSS, and JavaScript:

HTML

[[See Video to Reveal this Text or Code Snippet]]

CSS

[[See Video to Reveal this Text or Code Snippet]]

JavaScript

[[See Video to Reveal this Text or Code Snippet]]

Conclusion

By directly referencing the DOM elements in your JavaScript code, you can effectively change the innerText of any element and dynamically update your web pages as desired. This approach ensures that the changes are reflected both in the console and on the screen, enhancing user experience.

If you face similar issues while working with JavaScript and DOM manipulation, remember to check how you're accessing and modifying your elements. Happy coding!