movii
8/11/2017 - 4:21 AM

SVG 环形进度条 - 7

SVG 环形进度条 - 7

range.oninput = () => {
  let range_value = Number(range.value)
    , value = len -  (range_value / 100) * len;
  circle.style.strokeDashoffset = value;
}
<input id="range" type="range" min="0" max="100" step="1" value="0">