How to display an error without an alert box using JavaScript?

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Release: 2023-09-12 22:37:02
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如何使用 JavaScript 在没有警告框的情况下显示错误?

In this article, we will learn how to display errors inline on the page without showing an alert box using javascript with the help of innerHTML and textContent properties of HTML DOM elements.

While alert boxes are useful for displaying errors to users, they can be disruptive and interrupt the user experience. A more elegant solution is to display the error inline on the page.

Let’s understand how to achieve the above result by two methods

method 1

In this approach, we will use the innerHTML DOM element attribute to display the error message inline in the form.

Example

Let us understand the above method through an example.

File name: index.html

  How to display error without alert box using JavaScript?  

How to display error without alert box using JavaScript?



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Method 2

In this method, we will use 3 different methods to display error messages, which involves using inline error messages, CSS styles, classList, and setAttributes methods.

Example

Let us understand the above method through an example.

File name: index.html

  How to display error without alert box using JavaScript?  

How to display error without alert box using JavaScript?



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in conclusion

By displaying errors inline on the page rather than using an alert box, you can provide the user with a more elegant and user-friendly experience. In this article, we learned how to display error message inline and without showing alert box using javascript with the help of 2 methods. We use innerHTML, textContent and innerText properties respectively to achieve the desired result.

The above is the detailed content of How to display an error without an alert box using JavaScript?. For more information, please follow other related articles on the PHP Chinese website!

source:tutorialspoint.com
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