JSFiddle - React, Tailwind, and code Playground

by prayerslayer

HTML

<div id="log">Log</div>

JavaScript

var print = function( changedTouches ) {
    if ( !changedTouches )
        return;
    var log = document.getElementById( "log" ),
        text = "";
    for( var i = 0; i < changedTouches.length; i++ ) {
        text += changedTouches[ i ].identifier + " ";
    }
    log.textContent = text;
};

document.addEventListener( "touchstart", function( evt ) {
    print( evt.changedTouches );
});

document.addEventListener( "touchmove", function( evt ) {
    print( evt.changedTouches );
});

document.addEventListener( "touchend", function( evt ) {
    print( evt.changedTouches );
});