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Javascript 2021-08-28 04:00:02
react enzye event test
// app.js import React from 'react' const App = (props) => { return ( <> <input type='text' name='username' value={props.username} onChange={props.onChange} /> <input type='email' name='email' value={props.email} onCha... Add solution -
Javascript 2021-08-28 00:09:02
react proptypes
import PropTypes from 'prop-types'; MyComponent.propTypes = { // You can declare that a prop is a specific JS type. By default, these // are all optional. optionalArray: PropTypes.array, optionalBool: PropTypes.bool, optionalFunc: PropTypes.fun... Add solution -
Javascript 2021-08-27 23:54:02
react bootstrap hide toggle menu when scrolling down
import React, { Component } from 'react'; class App extends Component { constructor(props) { super(props); this.state = { scrollBackground: 'nav-bg' }; this.handleScroll = this.handleScroll.bind(this); } handleScroll(){... Add solution -
Javascript 2021-08-27 09:20:01
show preview of input image javascript react
const React = require('react') class Upload extends React.Component { constructor(props){ super(props) this.state = { file: null } this.handleChange = this.handleChange.bind(this) } handleChange(event) { this.setState({ ... Add solution