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How to convert an Image to blob using JavaScript?
Following is the code to convert an image to blob using JavaScript −
Example
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Document</title>
<style>
body {
font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}
.result {
font-size: 18px;
font-weight: 500;
color: rebeccapurple;
}
</style>
</head>
<body>
<h1>Convert an Image to blob using JavaScript</h1>
<div class="sample">
<img src="https://picsum.photos/id/222/300/300.jpg" />
</div>
<button class="Btn">Convert</button>
<div class="result"></div>
<h3>Click on the above button to convert the above image to blob</h3>
<script>
let BtnEle = document.querySelector(".Btn");
let resEle = gdocument.querySelector(".result");
BtnEle.addEventListener("click", () => {
fetch("https://i.picsum.photos/id/222/300/300.jpg")
.then(function (response) {
return response.blob();
})
.then(function (blob) {
resEle.innerHTML = "blob.size = " + blob.size + "<br>";
resEle.innerHTML += "blob.type = " + blob.type + "<br>";
});
});
</script>
</body>
</html>Output
The above code will produce the following output −
On clicking the ‘Convert’ button −
Updated on: 17-Jul-2020
15K+ Views
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