Form validation examples

Form validation

import React from "react";
import { useForm } from "react-hook-form";

export default function App() {
  const { register, handleSubmit, watch, errors } = useForm();
  const onSubmit = data => console.log(data);
  return (
    <div className="App">
      <form onSubmit={handleSubmit(onSubmit)}>
        <input name="requiredField" ref={register({ required: true })} />
        <br />
        {errors.requiredField && <span>This field is required</span>}
        <br />
        <input type="submit" />
      </form>
    </div>
  );
}

Source: thewebdev.info

Similar codes

0 vote185 views1 answer
Python dict ffrom lists
Python
1 vote179 views1 answer
How to install panda3d
Python
0 vote182 views1 answer
Python merge two byte files
Python
-1 vote218 views2 answers
How to url encode using python django
Python Django
3 votes172 views1 answer
How to play music without pygame
Python
0 vote183 views1 answer
Random Average
Python
4 votes165 views1 answer
How to make a list string in python
Python
0 vote170 views1 answer
Tuple count in python
Python
10 votes168 views1 answer
Is not none python
Python
4 votes180 views3 answers
Python remove characters from end of string
Python