How to Add an Event Handler to an Event of the Element in JS?
In JavaScript, an event handler is a method that receives events and can apply logic to them. In order for these events to be handled properly, a reference must be established between the event and its handler.
js addeventlistener
By 
MAKSTYLE119
on May 02, 2021
MAKSTYLE119
on May 02, 2021
document.getElementById("example").addEventListener('click', function() {
alert('Click');
});8
javascript addeventlistener
By Innocent Ibis
on May 20, 2020
Innocent Ibis
on May 20, 2020
var element = document.getElementById("#id");
element.addEventListener('click', function(){
console.log("click");
});9
js addeventlistener
By Grepper
on Jun 21, 2019
Grepper
on Jun 21, 2019
var element=document.getElementById("some_id");
var listener=element.addEventListener('click',function(event){
}); 12
javascript addeventlistener
By Innocent Ibis
on May 20, 2020
Innocent Ibis
on May 20, 2020
//with jQuery
$("#id / .class").on('click', function(){
console.log("click");
});1
addEventListener
By Exuberant Eel
on May 19, 2020
Exuberant Eel
on May 19, 2020
<body style="height: 5000px">
<style>
body, /* blink currently has bug that requires declaration on `body` */
html {
scroll-snap-type: y proximity;
}
.snaptarget {
scroll-snap-align: start;
position: relative;
top: 200px;
height: 200px;
background-color: green;
}
</style>
<div class="snaptarget"></div>
</body>Source: developer.mozilla.org
1
addEventListener
By Exuberant Eel
on May 19, 2020
Exuberant Eel
on May 19, 2020
<body style="height: 5000px">
<script>
function snap(destination) {
if (Math.abs(destination - window.scrollY) < 3) {
scrollTo(window.scrollX, destination);
} else if (Math.abs(destination - window.scrollY) < 200) {
scrollTo(window.scrollX, window.scrollY + ((destination - window.scrollY) / 2));
setTimeout(snap, 20, destination);
}
}
var timeoutId = null;
addEventListener("scroll", function() {
if (timeoutId) clearTimeout(timeoutId);
timeoutId = setTimeout(snap, 200, parseInt(document.getElementById('snaptarget').style.top));
}, true);
</script>
<div id="snaptarget" class="snaptarget" style="position: relative; top: 200px; width: 100%; height: 200px; background-color: green"></div>
</body>Source: developer.mozilla.org
0
This can be done with setTimeout or setInterval, which allows you to write code that will be activated by delay.
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