onInvalid

Specification

Called once the submit is prevented due to invalid validation state of the form. Useful for any kind of custom logic based on the invalid fields.

Definition

type OnInvalid = ({
  invalidFields: Object[], // Unordered list of invalid fields
  fields: Object, // The state of the fields
  form: ReactComponent // Reference to the Form component
}) => void

Example

import React from 'react'
import { Form } from 'react-advanced-form'
import { Input } from 'react-advanced-form-addons'

export default class Example extends React.Component {
    handleInvalidForm = ({ invalidFields, fields, form }) => {
        // ...
    }

    render() {
        return (
            <Form onInvalid={this.handleInvalidForm}>
                <Input name="username" required />
                <button type="submit">Submit</button>
            </Form>
        )
    }
}