By GokiSoft.com|
15:33 18/05/2020|
Học JS
UpperCase JavaScript
UpperCase JavaScript
#uppercase.html
<!DOCTYPE html>
<html>
<head>
<title>Convert UpperCase Characters Online</title>
<meta charset="utf-8">
<!-- Latest compiled and minified CSS -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css">
<!-- jQuery library -->
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
<!-- Popper JS -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.16.0/umd/popper.min.js"></script>
<!-- Latest compiled JavaScript -->
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.4.1/js/bootstrap.min.js"></script>
</head>
<body>
<div class="container">
<div class="row">
<div class="col-md-12" style="margin-top: 100px; padding-right: 150px; padding-left: 150px">
<div class="input-group mb-3">
<textarea rows="5" class="form-control" placeholder="Nhập chuỗi" id="value" onkeyup="upperCase()"></textarea>
</div>
<div class="alert alert-success">
<strong id="result">Kết Quả UpperCase</strong>
</div>
</div>
</div>
</div>
<script type="text/javascript">
function upperCase() {
$('#result').html($('#value').val().toUpperCase())
}
</script>
</body>
</html>Tags:
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