$('#id').on('touchstart',function(e) {	var _touch = e.originalEvent.targetTouches[0]; 	var _x= _touch.pageX;});$('#id').on('touchmove',function(e) {	var _touch = e.originalEvent.targetTouches[0]; 	var _x= _touch.pageX;});$('#id').on('touchend',function(e) {	var _touch = e.originalEvent.changedTouches[0]; 	var _x= _touch.pageX;}//原生写法document.getElementById("id").addEventListener("touchstart",function(e){	var _x=e.touches[0].pageX;	var _y=e.touches[0].pageY;	console.log("start",_x)})document.getElementById("id").addEventListener("touchmove",function(e){	var _x=e.touches[0].pageX;	var _y=e.touches[0].pageY;	console.log("move",_x)})document.getElementById("id").addEventListener("touchend",function(e){	var _x=e.changedTouches[0].pageX;	var _y=e.changedTouches[0].pageY;	console.log("end",_x)})