"form react" Code Answer's

react-hook-form material-ui

By Helder Avila on May 04, 2020

import React from "react";
import { useForm, Controller } from "react-hook-form";
import Select from "react-select";
import Input from "@material-ui/core/Input";
import { Input as InputField } from "antd";

export default function App() {
  const { control, handleSubmit } = useForm();
  const onSubmit = data => console.log(data);

  return (
    <form onSubmit={handleSubmit(onSubmit)}>
      <Controller as={Input} name="HelloWorld" control={control} defaultValue="" />
      <Controller as={InputField} name="AntdInput" control={control} defaultValue="" />
      <Controller
        as={Select}
        name="reactSelect"
        control={control}
        onChange={([selected]) => {
          // React Select return object instead of value for selection
          return { value: selected };
        }}
        defaultValue={{}}
      />

      <input type="submit" />
    </form>
  );
}

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form in react

By Confused Cowfish on Jul 15, 2020

import React, { useState } from "react";
import "./styles.css";
function Form() {
  const [firstName, setFirstName] = useState("");
  const [lastName, setLastName] = useState("");
  const [email, setEmail] = useState("");
  const [password, setPassword] = useState("");
  return (
    <form>
      <input
        value={firstName}
        onChange={e => setFirstName(e.target.value)}
        placeholder="First name"
        type="text"
        name="firstName"
        required
      />
      <input
        value={lastName}
        onChange={e => setLastName(e.target.value)}
        placeholder="Last name"
        type="text"
        name="lastName"
        required
      />
      <input
        value={email}
        onChange={e => setEmail(e.target.value)}
        placeholder="Email address"
        type="email"
        name="email"
        required
      />
      <input
        value={password}
        onChange={e => setPassword(e.target.value)}
        placeholder="Password"
        type="password"
        name="password"
        required
      />
      <button type="submit">Submit</button>
    </form>
  );
}
export default Form;

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react text input onchange

By Tired Trout on May 31, 2020

class NameForm extends React.Component {
  constructor(props) {
    super(props);
    this.state = {value: ''};
    this.handleChange = this.handleChange.bind(this);
    this.handleSubmit = this.handleSubmit.bind(this);
  }

  handleChange(event) {    this.setState({value: event.target.value});  }
  handleSubmit(event) {
    alert('A name was submitted: ' + this.state.value);
    event.preventDefault();
  }

  render() {
    return (
      <form onSubmit={this.handleSubmit}>
        <label>
          Name:
          <input type="text" value={this.state.value} onChange={this.handleChange} />        </label>
        <input type="submit" value="Submit" />
      </form>
    );
  }
}

Source: reactjs.org

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form in react js

By Xenophobic Xenomorph on Apr 11, 2021

// functional react form 

import React, { useState } from "react";

export function Form() {
	const [name, setName] = useState("");


	const handleSubmit = (evt) => {
		evt.preventDefault();
		alert(`Submitting Name ${name}`)
	}
	const changeName = (e) => {
		setName(e.target.value)
	}
	return (
		<form onSubmit={handleSubmit}>
			<br />
			<br />
			<label>
				Frirst Name:
        <input
					type="text"
					value={name}
					onChange={changeName}
				/>
			</label>
			<input type="submit" value="Submit" />
		</form>
	);
}
export default Form;

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html select react

By Concerned Cardinal on May 15, 2020

class FlavorForm extends React.Component {
  constructor(props) {
    super(props);
    this.state = {value: 'coconut'};
    this.handleChange = this.handleChange.bind(this);
    this.handleSubmit = this.handleSubmit.bind(this);
  }

  handleChange(event) {    this.setState({value: event.target.value});  }
  handleSubmit(event) {
    alert('Your favorite flavor is: ' + this.state.value);
    event.preventDefault();
  }

  render() {
    return (
      <form onSubmit={this.handleSubmit}>
        <label>
          Pick your favorite flavor:
          <select value={this.state.value} onChange={this.handleChange}>            <option value="grapefruit">Grapefruit</option>
            <option value="lime">Lime</option>
            <option value="coconut">Coconut</option>
            <option value="mango">Mango</option>
          </select>
        </label>
        <input type="submit" value="Submit" />
      </form>
    );
  }
}

Source: reactjs.org

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form react

By Unusual Unicorn on May 20, 2021

<form>
  <label>
    Nome:
    <input type="text" name="name" />
  </label>
  <input type="submit" value="Enviar" />
</form>

Source: pt-br.reactjs.org

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