JavaScript ondragstart Event
You are Here:
JavaScript ondragstart Event
The ondragstart
event occurs when the user starts to drag a draggable element.
ondragstart Event as Attribute
Example
HTML Online Editor
<!DOCTYPE html>
<html>
<body>
<p id="point">Drag the ball inside the Box:</p>
<div id="myDiv" ondrop="onDrop(event)" ondragover="onDragOver(event)"></div>
<img id="myImg" src="/football.svg" draggable="true" ondragstart="onDragStart(event)">
<script>
var x = document.getElementById("point");
function onDragOver(e) {
e.preventDefault();
}
function onDragStart(e) {
e.dataTransfer.setData("text", e.target.id);
}
function onDrop(e) {
var data = e.dataTransfer.getData("text");
e.target.appendChild(document.getElementById(data));
x.innerHTML = "Good Job";
}
</script>
</body>
</html>
Syntax
As Attribute
<element ondragstart = "JavaScript">
As Property
object.ondragstart = function(){
// code
};
Using Event Listener
object.addEventListener("dragstart" , myScript);
ondragstart Event as Property
Example
HTML Online Editor
<!DOCTYPE html>
<html>
<body>
<p id="point">Drag the ball inside the Box:</p>
<div id="myDiv" ondrop="onDrop(event)" ondragover="onDragOver(event)"></div>
<img id="myImg" src="/football.svg" draggable="true" width="95" height="95">
<script>
var x = document.getElementById("point");
var myImg = document.getElementById("myImg");
function onDragOver(e) {
e.preventDefault();
}
function onDrop(e) {
var data = e.dataTransfer.getData("text");
e.target.appendChild(document.getElementById(data));
x.innerHTML = "Good Job";
}
myImg.ondragstart = function(e){
e.dataTransfer.setData("text", e.target.id);
};
</script>
</body>
</html>
Using addEventListener() Method
Note: The addEventListener() method is not supported in Internet Explorer 8 and below.
Example
HTML Online Editor
<!DOCTYPE html>
<html>
<body>
<p id="point">Drag the ball inside the Box:</p>
<div id="myDiv" ondrop="onDrop(event)" ondragover="onDragOver(event)"></div>
<img id="myImg" src="/football.svg" draggable="true" width="95" height="95">
<script>
var x = document.getElementById("point");
var myImg = document.getElementById("myImg");
function onDragOver(e) {
e.preventDefault();
}
function onDrop(e) {
var data = e.dataTransfer.getData("text");
e.target.appendChild(document.getElementById(data));
x.innerHTML = "Good Job";
}
myImg.addEventListener("dragstart", function(e){
e.dataTransfer.setData("text", e.target.id);
});
</script>
</body>
</html>
Reminder
Hi Developers, we almost covered 97% of JavaScript Tutorials with examples for quick and easy learning.
We are working to cover every Single Concept in JavaScript.
Please do google search for:
Join Our Channel
Join our telegram channel to get an instant update on depreciation and new features on HTML, CSS, JavaScript, jQuery, Node.js, PHP and Python.
This channel is primarily useful for Full Stack Web Developer.