App.js

import React, { useState } from 'react';
import { View } from 'react-native';
import { Formik } from 'formik';
import FormField from './src/components/FormField';

export default function App() {
  const [value] = useState({
    languages: [],
  });
  const handleSubmit = (values, { resetForm }) => {
    console.log(JSON.stringify(values, null, 2));
    resetForm({
      languages: [],
    });
  };
  return (
    <View>
      <Formik
        initialValues={{ ...value }}
        onSubmit={handleSubmit}
      >
        {props => (
          <View>
            <FormField {...props} />
          </View>
        )}
      </Formik>
    </View>
  );
}