Html:
<!doctype html>
<html lang="en">
<head>
<title>Title</title>
<!-- Required meta tags -->
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<!-- Bootstrap CSS -->
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
</head>
<body>
<form>
<div>
<div id="img-preview"></div>
<input type="file" accept="image/*" id="choose-file" name="choose-file" />
<label for="choose-file">Choose File</label>
</div>
</form>
<!-- Optional JavaScript -->
<!-- jQuery first, then Popper.js, then Bootstrap JS -->
<script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous">
</script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js" integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1" crossorigin="anonymous">
</script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js" integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM" crossorigin="anonymous">
</script>
</body>
</html>
Css:
#img-preview {
display: none;
width: 155px;
border: 2px dashed #333;
margin-bottom: 20px;
}
#img-preview img {
width: 100%;
height: auto;
display: block;
}
[type="file"] {
height: 0;
width: 0;
overflow: hidden;
}
[type="file"]+label {
font-family: sans-serif;
background: #f44336;
padding: 10px 30px;
border: 2px solid #f44336;
border-radius: 3px;
color: #fff;
cursor: pointer;
transition: all 0.2s;
}
[type="file"]+label:hover {
background-color: #fff;
color: #f44336;
}
Js:
const chooseFile = document.getElementById("choose-file");
const imgPreview = document.getElementById("img-preview");
chooseFile.addEventListener("change", function () {
getImgData();
});
function getImgData() {
const files = chooseFile.files[0];
if (files) {
const fileReader = new FileReader();
fileReader.readAsDataURL(files);
fileReader.addEventListener("load", function () {
imgPreview.style.display = "block";
imgPreview.innerHTML = '<img src="' + this.result + '" />';
});
}
}
 |
| Choose a File From Computer |
 |
| Run time Image Show |
 Input And Preview In Run Time){kind=link}
0 Comments