react-native-keyboard-done-button

import React, { Component } from 'react';
import { View, TextInput } from 'react-native';
import DoneButton from 'react-native-keyboard-done-button';
 
export default class Test extends Component {
  render() {
    return (
      <View>
        <TextInput
          placeholder="Phone"
          placeholderTextColor="#000"
          returnKeyType="next"
          defaultValue={this.phone}
        />
        <DoneButton
          title="Done!"   //not required, default value = `Done`
          style={{ backgroundColor: 'red' }}  //not required
          doneStyle={{ color: 'green' }}  //not required
        />
      </View>
    );
  }
}