JavaScript. How to disable only vertical scroll?

Question

This code disable all scrolling:

document.ontouchmove = function(event) {
    event.preventDefault();
}

But how to disable only vertical scroll?

Answer 1

have you tried

yourdiv.onscroll = function(){
this.scrollTop = 0;
this.scrollLeft = 0;
}

of course this may still show scrollbars, best to use css