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How To Clear Remove Or Reset Html5 Form Validation State After Setcustomvalidity

If you're working with HTML5 forms and need to manipulate form validation messages dynamically, the `setCustomValidity()` method comes in handy. However, there might be instances where you want to clear, remove, or reset the validation state that you've previously set using this method. In this guide, we'll walk you through the steps to achieve this.

When you use `setCustomValidity()` to set a custom validation message for a form field, this message will persist until you explicitly clear or reset it.

To clear or remove the custom validity set using `setCustomValidity()`, you can simply call the method and pass an empty string as an argument. This action effectively removes the custom validation message and resets the validation state to its default.

Here's a simple example demonstrating how to clear the custom validity message for an input element with the id `myInput`:

Javascript

document.getElementById('myInput').setCustomValidity('');

By executing the above line of code, you effectively remove any custom validation message set for the `myInput` field.

In some scenarios, you might want to reset the entire form and clear all custom validation states that have been set using `setCustomValidity()`. To achieve this, you can iterate through all form elements and call `setCustomValidity('')` on each of them.

Here's an example code snippet that demonstrates how to reset custom validity messages for all form elements within a form with the id `myForm`:

Javascript

const form = document.getElementById('myForm');
const formElements = form.elements;

for (let element of formElements) {
    element.setCustomValidity('');
}

Executing the above code will loop through all form elements within `myForm` and clear any custom validation messages that have been previously set.

It's important to note that `setCustomValidity('')` only clears the custom validation state for a form field. It does not affect the standard HTML5 validation mechanism. If you need to reset the entire form and clear all validation messages, you can simply reset the form element using the `reset()` method.

In summary, clearing, removing, or resetting HTML5 form validation states after using `setCustomValidity()` is a straightforward process. By calling `setCustomValidity('')` on individual form elements or reseting the entire form, you can effectively manage custom validation messages in your web application.

I hope this guide has been helpful in understanding how to handle custom form validation states in HTML5. If you have any questions or encounter any issues, feel free to reach out for further assistance.

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