Form Elements (Validation)
Input Validation States (Non HTML5)
This is a form-feedback-item.
This is a form-feedback-indicator.
This is form-text.
This is a form-feedback-item.
This is a form-feedback-indicator.
This is form-text.
This is a form-feedback-item.
This is a form-feedback-indicator.
This is form-text.
This is a form-feedback-item.
This is a form-feedback-indicator.
This is form-text.
Readonly Validation States
This is a form-feedback-item.
This is a form-feedback-indicator.
This is form-text.
This is a form-feedback-item.
This is a form-feedback-indicator.
This is form-text.
This is a form-feedback-item.
This is a form-feedback-indicator.
This is form-text.
This is a form-feedback-item.
This is a form-feedback-indicator.
This is form-text.
This is a form-feedback-item.
This is a form-feedback-indicator.
This is form-text.
This is a form-feedback-item.
This is a form-feedback-indicator.
This is form-text.
Input Validation States (HTML5)
https://getbootstrap.com/docs/4.0/components/forms/#validation
This component has limited styling options (valid and invalid) and requires very specific markup structure. Use the non HTML5 validation pattern if you require more freedom with your markup and styling options.