jhandle function in react code example

Example 1: react button onclick

import React, { Component } from 'react';

class App extends Component {
  
  constructor(props) {
    super(props);
    this.sayHello = this.sayHello.bind(this);
  }

  sayHello() {
    alert('Hello!');
  }
  
  return (
    <button onClick={this.sayHello}>
      Click me!
    </button>
  );
}

export default App;

Example 2: get syntethicbaseevent and parameter in react

Try this:

<button onClick={(e) => clickMe(e, someParameter)}>Click Me!</button>

And in your function:

function clickMe(event, someParameter){
     //do with event
}

Tags:

Javascript Example

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