stackoverflow help
https://stackoverflow.com/questions/39550860/connect-volume-slider-to-player
by denov
HTML
<script>
function createHowl() {
var number = Math.floor((Math.random() * 14) + 1);
return new Howl({
src: ['audio/' + number + '.wav'],
autoplay: false,
loop: false,
volume: 1.0
});
}
function showValue(newValue) {
document.getElementById('range').innerHTML=newValue;
howl.volume(newValue);
}
var howl = createHowl();
howl.play();
</script>
<input type="range" min="0" max="1" value="0" step="0.1" onchange="showValue(this.value)" oninput="showValue(this.value)"/>
<span id="range">0</span>