javascript onclick
document.getElementById("myBtn").addEventListener("click", function() {
alert("Hello World!");
});
javascript onclick button
var button = document.querySelector('button');
button.onclick = function() {
//do stuff
}
run a function when a button has the onclick
<script>
function myFunction() {
alert("ALERT THIS FUNCTION HAS RUNNED");
}
</script>
<button onclick="myFunction">click to run function</button>
javascript button onclick
document.getElementById('button').onclick = function() {
alert("button was clicked");
};