btn on click js code example
Example 1: how to add onclick event in javascript
var element = document.getElementById("elem");
element.onclick = function(event) {
console.log(event);
}
Example 2: calling function on click html
<img src="hospital.png" id="hospitals" onclick="damarkers();">
Example 3: button on click script
<button onclick="myFunction()">Click me</button>