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var geocoder; var map; function initialize() { geocoder = new google.maps.Geocoder(); var latlng = new google.maps.LatLng(-34.397, 150.644); var mapOptions = { zoom: 8, center: latlng, mapTypeId: google.maps.MapTypeId.ROADMAP } map = new google.maps.Map(document.getElementById('map-canvas'), mapOptions); } function codeAddress() { var address = document.getElementById('address').value; geocoder.geocode( { 'address': address}, function(results, status) { if (status == google.maps.GeocoderStatus.OK) { map.setCenter(results[0].geometry.location); var marker = new google.maps.Marker({ map: map, position: results[0].geometry.location }); } else { alert('Geocode was not successful for the following reason: ' + status); } }); } google.maps.event.addDomListener(window, 'load', initialize);
<!DOCTYPE html> <html> <head> <meta name="viewport" content="initial-scale=1.0, user-scalable=no"> <meta charset="utf-8"> <title>Geocoding service</title> <link href="/maps/documentation/javascript/examples/default.css" rel="stylesheet"> <script src="https://maps.googleapis.com/maps/api/js?v=3.exp&sensor=false"></script> <script> var geocoder; var map; function initialize() { geocoder = new google.maps.Geocoder(); var latlng = new google.maps.LatLng(-34.397, 150.644); var mapOptions = { zoom: 8, center: latlng, mapTypeId: google.maps.MapTypeId.ROADMAP } map = new google.maps.Map(document.getElementById('map-canvas'), mapOptions); } function codeAddress() { var address = document.getElementById('address').value; geocoder.geocode( { 'address': address}, function(results, status) { if (status == google.maps.GeocoderStatus.OK) { map.setCenter(results[0].geometry.location); var marker = new google.maps.Marker({ map: map, position: results[0].geometry.location }); } else { alert('Geocode was not successful for the following reason: ' + status); } }); } google.maps.event.addDomListener(window, 'load', initialize); </script> </head> <body> <div id="panel"> <input id="address" type="textbox" value="Sydney, NSW"> <input type="button" value="Geocode" onclick="codeAddress()"> </div> <div id="map-canvas"></div> </body> </html>