<h2>Dynamic Progress Bar</h2> <div class="w3-progress-container"> <div id="myBar" class="w3-progressbar w3-green" style="width:1%"></div> </div> <br> <button class="w3-btn w3-dark-grey" onclick="move()">Click Me</button> <script> function move() { var elem = document.getElementById("myBar"); var width = 1; var id = setInterval(frame, 10); function frame() { if (width >= 100) { clearInterval(id); } else { width++; elem.style.width = width + '%'; } } } </script>

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