`<!DOCTYPE html>
<html>
<body>
<p id="demo">点击这个按钮，获得您的坐标：</p>
<button onclick="getLocation()">试一下</button>
<script>
var x=document.getElementById("demo");
function getLocation()
{
if (navigator.geolocation)
{
navigator.geolocation.getCurrentPosition(showPosition);
}
else{x.innerHTML="Geolocation is not supported by this browser.";}
}
function showPosition(position)
{
x.innerHTML="Latitude: " + position.coords.latitude +
"
Longitude: " + position.coords.longitude;
}
</script>
</body>
</html>`
上面的代码为何没有任何输出显示？
与恶龙缠斗过久,自身亦成为恶龙；凝视深渊过久,深渊将回以凝视…
