/Javascript/React/React text input onchange

React text input onchange

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

Handle onchange react

import React, { Component } from 'react';

import './App.css';
import Header from './Header';

class App extends Component {

  constructor(props) {
    super(props);
   this.state = {name: "Michael"}

  }
   changeTitle = (e) =>{
      this.setState({name: e.target.value});
    }

  render() {
    return (
      <div className="App">
        <Header title={this.state.name}/>
        <p className="App-intro">
          Type here to change name.
        <input type="text" onChange={this.changeTitle}/>
        </p>
      </div>
    );
  }
}

export default App;

Source: stackoverflow.com

Similar codes

4 votes129 views1 answer
React js materilize
Javascript React
0 vote152 views1 answer
OnChange react functional programming
Javascript React
-1 vote145 views1 answer
Get height component react
Javascript React
0 vote152 views1 answer
Create react app run test apecific folfer
Javascript React
0 vote94 views1 answer
Undefined is not a function (near '...(0, _reactNative.createStackNavigator)...')
Javascript React
0 vote150 views2 answers
Install boxicons in react
Javascript React
0 vote148 views1 answer
React dropdown search bar
Javascript React
0 vote137 views1 answer
React-active link
Javascript React
1 vote144 views1 answer
Column width table react
Javascript React
1 vote127 views1 answer
Tailwincss in react native
Javascript React