webapp网络定位
1 <script> 2 var x=document.getElementById("demo"); 3 function getLocation() 4 { 5 if (navigator.geolocation) 6 { 7 navigator.geolocation.getCurrentPosition(showPosition); 8 } 9 else{x.innerHTML="Geolocation is not supported by this browser.";} 10 } 11 function showPosition(position) 12 { 13 x.innerHTML="Latitude: " + position.coords.latitude + 14 "<br />Longitude: " + position.coords.longitude; 15 } 16 </script> 17 /* 18 function showError(error) 19 { 20 switch(error.code) 21 { 22 case error.PERMISSION_DENIED: 23 x.innerHTML="User denied the request for Geolocation." 24 break; 25 case error.POSITION_UNAVAILABLE: 26 x.innerHTML="Location information is unavailable." 27 break; 28 case error.TIMEOUT: 29 x.innerHTML="The request to get user location timed out." 30 break; 31 case error.UNKNOWN_ERROR: 32 x.innerHTML="An unknown error occurred." 33 break; 34 } 35 }
*/
错误代码:
- Permission denied - 用户不允许地理定位
- Position unavailable - 无法获取当前位置
- Timeout - 操作超时
coords.latitude | 十进制数的纬度 |
coords.longitude | 十进制数的经度 |
coords.accuracy | 位置精度 |
coords.altitude | 海拔,海平面以上以米计 |
coords.altitudeAccuracy | 位置的海拔精度 |
coords.heading | 方向,从正北开始以度计 |
coords.speed | 速度,以米/每秒计 |
timestamp | 响应的日期/时间 |