移动端：判断手指上下左右滑动方向。。。。【touchstart】【touchmove】

function TouchLeft(){var startX, startY, moveEndX, moveEndY, X, Y;$(".howPlay,.xqing").on("touchstart", function(e) {// e.preventDefault();startX &＃61; e.originalEvent.changedTouches[0].pageX,startY &＃61; e.originalEvent.changedTouches[0].pageY;});$(".howPlay,.xqing").on("touchmove", function(e) {// e.preventDefault();moveEndX &＃61; e.originalEvent.changedTouches[0].pageX,moveEndY &＃61; e.originalEvent.changedTouches[0].pageY,X &＃61; moveEndX - startX,Y &＃61; moveEndY - startY;if ( Math.abs(X) > Math.abs(Y) && X > 0 ) { //从左侧向右滑动$(".playback,.qingback").trigger("click");}});
}

TouchLeft();