java script onclick code example

Example 1: javascript onclick

document.getElementById("myBtn").addEventListener("click", function() {
  alert("Hello World!");
});

Example 2: javascript onclick get event

<div onclick="doSomething(event,this)"></div>
<script>
     function doSomething(e,el){
         e = e || window.event;
         console.log(e); //will be the event
         console.log(el); //we be the dom element 
     }
</script>

Example 3: javascript button onclick

document.getElementById('button').onclick = function() {
   alert("button was clicked");
};

Example 4: html js button onclick

// In HTML:
// <button id="buttonID" onclick="yourJSFunction()">Text</button>

// In JavaScript:
function yourJSFunction() {
  // Do stuff
 }