CODE EXAMPLE FOR JAVASCRIPT

anonymous function

//! Button Click Event
//! regular function
document.querySelector("button").addEventListener('click', handlClick);

function handlClick() {
    alert("I got clicked!")//just to show it works
  
  //what to do when click detected
}

//!anonymous function
document.querySelector("button").addEventListener('click',function handlClick() {
    alert("I got clicked!")//just to show it works
  
  //what to do when click detected
});