javascript onclick
document.getElementById("myBtn").addEventListener("click", function() {
alert("Hello World!");
});javascript onclick
document.getElementById("myBtn").addEventListener("click", function() {
alert("Hello World!");
});how to add onclick event in javascript
var element = document.getElementById("elem");
element.onclick = function(event) {
console.log(event);
}onclick="to Function()
<button onclick="topFunction()" id="myBtn" title="Go to top">Top</button>
<script>
//Get the button
var mybutton = document.getElementById("myBtn");
// When the user scrolls down 20px from the top of the document, show the button
window.onscroll = function() {scrollFunction()};
function scrollFunction() {
if (document.body.scrollTop > 20 || document.documentElement.scrollTop > 20) {
mybutton.style.display = "block";
} else {
mybutton.style.display = "none";
}
}
// When the user clicks on the button, scroll to the top of the document
function topFunction() {
document.body.scrollTop = 0;
document.documentElement.scrollTop = 0;
}
</script>javascript onclick button
var button = document.querySelector('button');
button.onclick = function() {
//do stuff
}Copyright © 2021 Codeinu
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