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HTML5 authoritative guide 15. Obtaining Geo-location information

Source: Internet
Author: User
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1Navigator.geolocation.getCurrentPosition (function(position) {2                 varcoords=position.coords;3 Console.log (coords.latitude,coords.longitude,coords.accuracy);4             },5             //Catching error Messages6             function(Error) {7                 varErrortype={81: ' Location service is denied ',92: "Cannot get location information",Ten3: "Get information timeout" One                 }; AAlert (errortypes[error.code]+ ": Unable to get your current location"); -})

1 <!DOCTYPE HTML>2 <HTML>3 4     <Head>5         <MetaCharSet= "UTF-8">6         <title></title>7         <Scripttype= "Text/javascript">8             functionShowobject (obj, k) {9                 //recursive display of objectTen                 if(!obj) { return; } One                  for(varIinchobj) { A                     if(typeof(Obj[i]!= "Object" ||Obj[i]== NULL)) { -                          for(varJ= 0; J<K; J++) { - document.write ("&nbsp;&nbsp;&nbsp;&nbsp;"); the                         } - document.write (i+ ":" +Obj[i]+ "<br/>"); -                     } Else { - document.write (i+ ":<br/>"); + Showobject (Obj[i], K+ 1); -                     } +                 } A             } at  -             functionget_location () { -                 if(navigator.geolocation) - navigator.geolocation.getCurrentPosition (Show_map, Handle_error, {enablehighaccuracy:true, Maximumage: + }); -                 Else - Alert ("not supported"); in             } -  to             functionHandle_error (err) { +                 //Error Handling -                 Switch(err.code) { the                      Case 1: * Alert ("location service is denied"); $                          Break;Panax Notoginseng                      Case 2: - Alert ("location service is denied"); the                          Break; +                      Case 3: A Alert ("location service is denied") the                          Break; +                     default: - Alert ("Unknown error") $                          Break; $                 } -             } -  the             functionShow_map (position) { -                 //displaying geographic informationWuyi                 varLatitude=Position.coords.latitude; the                 varLongitude=Position.coords.longitude; - showobject (position,0); Wu             } - get_location (); About         </Script> $     </Head> -  -     <Body> -         <DivID= "Map"style= "width:400px; height:400px;"></Div> A     </Body> +  the </HTML>

HTML5 authoritative guide 15. Obtaining Geo-location information

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