react pass parameter and event in function code example

Example 1: react onclick parameter

import React from 'react';

const ExampleComponent = () => {
  
  function sayHello(name) {
    alert(`hello, ${name}`);
  }
  
  return (
    <button onClick={() => sayHello('James')}>Greet</button>
  );
}

export default ExampleComponent;

Example 2: passing argument to function handler functional compoent javascript react

function MyComponent(props) {
  function handleChange(event, data){
    console.log(event.target.value);
    console.log(data)

  }
  return <button onClick={(event) => handleChange(event, 'Some Custom Value')} value='Foo'>Click</button>
}

Tags:

Javascript Example

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