そのため、PHP/MySQL を使用して情報を XML にロードすると、マップを作成して xml をロードし、クリック時にマーカーにプラグインするコードが下に表示されます。これは、Google チュートリアルからほぼ 100% コピーして貼り付けたものです。
https://developers.google.com/maps/articles/phpsqlajax_v3#createmap
私はこれに何日も苦労してきました
<!DOCTYPE html >
<head>
<meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
<meta http-equiv="content-type" content="text/html; charset=UTF-8"/>
<title>PHP/MySQL & Google Maps Example</title>
<script type="text/javascript" src="http://maps.googleapis.com/maps/api/js?key=my key&sensor=true"></script>
<script type="text/javascript">
//<![CDATA[
function load() {
var map = new google.maps.Map(document.getElementById("map"), {
center: new google.maps.LatLng('34.153471', '-118.432123'),
zoom: 13,
mapTypeId: 'roadmap'
});
var infoWindow = new google.maps.InfoWindow;
// Change this depending on the name of your PHP file
downloadUrl("mapXML2.php", function(data) {
var xml = data.responseXML;
var markers = xml.documentElement.getElementsByTagName("marker");
for (var i = 0; i < markers.length; i++) {
var name = markers[i].getAttribute("name");
var address = markers[i].getAttribute("address");
var desc = markers[i].getAttribute("desc");
var cap = markers[i].getAttribute("eventcap");
var cur = markers[i].getAttribute("eventcur");
var type = markers[i].getAttribute("type");
var point = new google.maps.LatLng(
parseFloat(markers[i].getAttribute("lat")),
parseFloat(markers[i].getAttribute("lng")));
var html = "<b>" + name + "</b> <br/>" + address + "<br/>" + desc + "<br/>" + "Currently " + cur + "/" + cap;
//var icon = customIcons[type] || {};
var marker = new google.maps.Marker({
map: map,
position: point
});
bindInfoWindow(marker, map, infoWindow, html);
}
});
function bindInfoWindow(marker, map, infoWindow, html) {
google.maps.event.addListener(marker, 'click', function() {
infoWindow.setContent(html);
infoWindow.open(map, marker);
});
}
function downloadUrl(url, callback) {
var request = window.ActiveXObject ?
new ActiveXObject('Microsoft.XMLHTTP') :
new XMLHttpRequest;
request.onreadystatechange = function() {
if (request.readyState == 4) {
request.onreadystatechange = doNothing;
callback(request, request.status);
}
};
request.open('GET', url, true);
request.send(null);
}
function doNothing() {}
//]]>
</script>
</head>
<body onload="load()">
<div id="map" style="width: 500px; height: 300px"></div>
</body>
</html>