Javascript onTouchEnd不适用于Android Froyo 2.2？
在Android 2.2的默认浏览器中打开以下html时，会正确注册touchstart和touchmove事件，但不会注册touchend事件。知道为什么吗Javascript onTouchEnd不适用于Android Froyo 2.2？,javascript,android,Javascript,Android,在Android 2.2的默认浏览器中打开以下html时，会正确注册touchstart和touchmove事件，但不会注册touchend事件。知道为什么吗 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0//EN"> <html> <head> <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0//EN">
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=0"/>
</head>
<body>
<div id="a" onTouchStart="touchstartFunction(event);"
onTouchMove="touchmoveFunction(event);"
onTouchEnd="touchendFunction(event);"
style="width:300px ; height:300px;background:red;"></div>
<script>
function touchstartFunction(event){
event.preventDefault();
var touch = event.touches[0];
document.getElementById('touchMoveTextbox').value = "Touch start at " + touch.pageX + "x" + touch.pageY;
}
function touchmoveFunction(event){
event.preventDefault();
var touch = event.touches[0];
document.getElementById('touchMoveTextbox').value = "Touch move at " + touch.pageX + "x" + touch.pageY;
}
function touchendFunction(event){
event.preventDefault();
var touch = event.touches[0];
document.getElementById('touchMoveTextbox').value = "Touch end at " + touch.pageX + "x" + touch.pageY;
}
</script>
<input type='textbox' size="30" id='touchMoveTextbox' >
</body>
</html>
函数touchstartFunction（事件）{
event.preventDefault（）；
var touch=event.touch[0]；
document.getElementById（'touchMoveTextbox'）.value=“Touch start at”+Touch.pageX+“x”+Touch.pageY；
}
函数touchmoveFunction（事件）{
event.preventDefault（）；
var touch=event.touch[0]；
document.getElementById（'touchMoveTextbox'）。value=“Touch move at”+Touch.pageX+“x”+Touch.pageY；
}
函数touchendFunction（事件）{
event.preventDefault（）；
var touch=event.touch[0]；
document.getElementById（'touchMoveTextbox'）.value=“Touch end at”+Touch.pageX+“x”+Touch.pageY；
}