Preadmin - Bootstrap Admin Template

Custom Bootstrap Form Validation

For custom Bootstrap form validation messages, you’ll need to add the novalidate boolean attribute to your form. For server side validation read full documentation.

First name

Looks good!

Last name

Looks good!

Username

Please choose a username.

City

Please provide a valid city.

State

Please provide a valid state.

Zip

Please provide a valid zip.

Agree to terms and conditions

You must agree before submitting.

Browser defaults

Not interested in custom validation feedback messages or writing JavaScript to change form behaviors? All good, you can use the browser defaults. Try submitting the form below.

First name

Last name

Username

City

State

Zip

Agree to terms and conditions

Server side

We recommend using client side validation, but in case you require server side, you can indicate invalid and valid form fields with .is-invalid and .is-valid. Note that .invalid-feedback is also supported with these classes.

First name

Looks good!

Last name

Looks good!

Username

Please choose a username.

City

Please provide a valid city.

State

Please provide a valid state.

Zip

Please provide a valid zip.

Agree to terms and conditions

You must agree before submitting.

Supported elements

Form validation styles are also available for bootstrap custom form controls.

Textarea

Please enter a message in the textarea.

Check this checkbox

Example invalid feedback text

Toggle this radio

Or toggle this other radio

More example invalid feedback text

Example invalid select feedback

Example invalid form file feedback

Tooltips

You can swap the .{valid|invalid}-feedback classes for .{valid|invalid}-tooltip classes to display validation feedback in a styled tooltip.

First name

Last name

Username

City

State

Zip