我知道之前已经问过，但我似乎无法在我的代码中找到错误：
这里是下面的（它是用于谷歌地图的javascript，内部有一个php调用，用于动态地制作用于标记的纬度和经度数组）：
<script type="text/javascript">
var directionDisplay;
var directionsService = new google.maps.DirectionsService();
var map;
function initialize() {
directionsDisplay = new google.maps.DirectionsRenderer();
var mapOptions = {
zoom: 5,
mapTypeId: google.maps.MapTypeId.ROADMAP
};
map = new google.maps.Map(document.getElementById('map_canvas'),
mapOptions);
directionsDisplay.setMap(map);
var markers = [
<?php
//orgnize fans by city
$query = "SELECT city, state, COUNT(*) fans FROM users GROUP BY city ORDER BY fans DESC";
$result = mysql_query($query) or die(mysql_error());
while($row = mysql_fetch_array($result)){
//pulls the city, state code from the database and stores it as a string in $address
$address = urlencode('"' . $row['city'] . ", " . $row['state'] . '"');
$googleApi = 'http://maps.googleapis.com/maps/api/geocode/json?address=%s&sensor=false';
$json = file_get_contents(sprintf($googleApi, $address));
$resultObject = json_decode($json);
$location = $resultObject->results[0]->geometry->location;
$lat = $location->lat;
$lng = $location->lng;
echo "{ lat: ".$lat.", lng: ".$lng.", name: ".'"'.$row['city'].", ".$row['state'].'"'."},";
}
?>
];
// Create the markers ad infowindows.
for (index in markers) addMarker(markers[index]);
function addMarker(data) {
// Create the marker
var marker = new google.maps.Marker({
position: new google.maps.LatLng(data.lat, data.lng),
map: map,
title: data.name
});
// Create the infowindow with two DIV placeholders
// One for a text string, the other for the StreetView panorama.
var content = document.createElement("DIV");
var title = document.createElement("DIV");
title.innerHTML = data.name;
content.appendChild(title);
var streetview = document.createElement("DIV");
streetview.style.width = "200px";
streetview.style.height = "200px";
content.appendChild(streetview);
var infowindow = new google.maps.InfoWindow({
content: content
});
// Open the infowindow on marker click
google.maps.event.addListener(marker, "click", function() {
infowindow.open(map, marker);
});
// Handle the DOM ready event to create the StreetView panorama
// as it can only be created once the DIV inside the infowindow is loaded in the DOM.
google.maps.event.addListenerOnce(infowindow, "domready", function() {
var panorama = new google.maps.StreetViewPanorama(streetview, {
navigationControl: false,
enableCloseButton: false,
addressControl: false,
linksControl: false,
visible: true,
position: marker.getPosition()
});
});
}
// Try HTML5 geolocation
if(navigator.geolocation) {
navigator.geolocation.getCurrentPosition(function(position) {
var pos = new google.maps.LatLng(position.coords.latitude,
position.coords.longitude);
var infowindow = new google.maps.InfoWindow({
map: map,
position: pos,
content: 'Your Current City'
});
map.setCenter(pos);
}, function() {
handleNoGeolocation(true);
});
} else {
// Browser doesn't support Geolocation
handleNoGeolocation(false);
}
}
function handleNoGeolocation(errorFlag) {
if (errorFlag) {
var content = 'Error: The Geolocation service failed.';
} else {
var content = 'Error: Your browser doesn\'t support geolocation.';
}
var options = {
map: map,
position: new google.maps.LatLng(60, 105),
content: content
};
var infowindow = new google.maps.InfoWindow(options);
map.setCenter(options.position);
}
function calcRoute() {
var start = document.getElementById('start').value;
var end = document.getElementById('end').value;
var waypts = [];
var checkboxArray = document.getElementById('waypoints');
for (var i = 0; i < checkboxArray.length; i++) {
if (checkboxArray.options[i].selected == true) {
waypts.push({
location:checkboxArray[i].value,
stopover:true});
}
}
var request = {
origin: start,
destination: end,
waypoints: waypts,
optimizeWaypoints: true,
travelMode: google.maps.DirectionsTravelMode.DRIVING
};
directionsService.route(request, function(response, status) {
if (status == google.maps.DirectionsStatus.OK) {
directionsDisplay.setDirections(response);
var route = response.routes[0];
var summaryPanel = document.getElementById('directions_panel');
summaryPanel.innerHTML = '';
// For each route, display summary information.
for (var i = 0; i < route.legs.length; i++) {
var routeSegment = i + 1;
summaryPanel.innerHTML += '<b>Route Segment: ' + routeSegment + '</b><br>';
summaryPanel.innerHTML += route.legs[i].start_address + ' to ';
summaryPanel.innerHTML += route.legs[i].end_address + '<br>';
summaryPanel.innerHTML += route.legs[i].distance.text + '<br><br>';
}
}
});
}
google.maps.event.addDomListener(window, 'load', initialize);
</script>
<body onload="initialize()">
<center><div id="map_canvas" style="width: 1100px; height: 450px;">map div</div></center>
等...
这是php部分的javascript控制台输出：
var markers = [
<br />
Uncaught SyntaxError: Unexpected token <
<b>Warning</b>: file_get_contents() [<a href='function.file-get-contents'>function.file-get-contents</a>]: http:// wrapper is disabled in the server configuration by allow_url_fopen=0 in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
<br />
<b>Warning</b>: file_get_contents(http://maps.googleapis.com/maps/api/geocode/json?address=%22San+Francisco%2C+CA%22&sensor=false) [<a href='function.file-get-contents'>function.file-get-contents</a>]: failed to open stream: no suitable wrapper could be found in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
{ lat: , lng: , name: "San Francisco, CA"},<br />
<b>Warning</b>: file_get_contents() [<a href='function.file-get-contents'>function.file-get-contents</a>]: http:// wrapper is disabled in the server configuration by allow_url_fopen=0 in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
<br />
<b>Warning</b>: file_get_contents(http://maps.googleapis.com/maps/api/geocode/json?address=%22New+York%2C+NY%22&sensor=false) [<a href='function.file-get-contents'>function.file-get-contents</a>]: failed to open stream: no suitable wrapper could be found in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
{ lat: , lng: , name: "New York, NY"},<br />
<b>Warning</b>: file_get_contents() [<a href='function.file-get-contents'>function.file-get-contents</a>]: http:// wrapper is disabled in the server configuration by allow_url_fopen=0 in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
<br />
<b>Warning</b>: file_get_contents(http://maps.googleapis.com/maps/api/geocode/json?address=%22Los+Angeles%2C+CA%22&sensor=false) [<a href='function.file-get-contents'>function.file-get-contents</a>]: failed to open stream: no suitable wrapper could be found in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
{ lat: , lng: , name: "Los Angeles, CA"},<br />
<b>Warning</b>: file_get_contents() [<a href='function.file-get-contents'>function.file-get-contents</a>]: http:// wrapper is disabled in the server configuration by allow_url_fopen=0 in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
<br />
<b>Warning</b>: file_get_contents(http://maps.googleapis.com/maps/api/geocode/json?address=%22Oakland%2C+CA%22&sensor=false) [<a href='function.file-get-contents'>function.file-get-contents</a>]: failed to open stream: no suitable wrapper could be found in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
{ lat: , lng: , name: "Oakland, CA"},<br />
<b>Warning</b>: file_get_contents() [<a href='function.file-get-contents'>function.file-get-contents</a>]: http:// wrapper is disabled in the server configuration by allow_url_fopen=0 in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
<br />
<b>Warning</b>: file_get_contents(http://maps.googleapis.com/maps/api/geocode/json?address=%22San+Diego%2C+CA%22&sensor=false) [<a href='function.file-get-contents'>function.file-get-contents</a>]: failed to open stream: no suitable wrapper could be found in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
{ lat: , lng: , name: "San Diego, CA"},<br />
<b>Warning</b>: file_get_contents() [<a href='function.file-get-contents'>function.file-get-contents</a>]: http:// wrapper is disabled in the server configuration by allow_url_fopen=0 in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
<br />
<b>Warning</b>: file_get_contents(http://maps.googleapis.com/maps/api/geocode/json?address=%22Lafayette%2C+CA%22&sensor=false) [<a href='function.file-get-contents'>function.file-get-contents</a>]: failed to open stream: no suitable wrapper could be found in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
{ lat: , lng: , name: "Lafayette, CA"},<br />
<b>Warning</b>: file_get_contents() [<a href='function.file-get-contents'>function.file-get-contents</a>]: http:// wrapper is disabled in the server configuration by allow_url_fopen=0 in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
<br />
<b>Warning</b>: file_get_contents(http://maps.googleapis.com/maps/api/geocode/json?address=%22Chester+Springs%2C+PA%22&sensor=false) [<a href='function.file-get-contents'>function.file-get-contents</a>]: failed to open stream: no suitable wrapper could be found in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
{ lat: , lng: , name: "Chester Springs, PA"},<br />
<b>Warning</b>: file_get_contents() [<a href='function.file-get-contents'>function.file-get-contents</a>]: http:// wrapper is disabled in the server configuration by allow_url_fopen=0 in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
<br />
<b>Warning</b>: file_get_contents(http://maps.googleapis.com/maps/api/geocode/json?address=%22Berkeley%2C+CA%22&sensor=false) [<a href='function.file-get-contents'>function.file-get-contents</a>]: failed to open stream: no suitable wrapper could be found in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
{ lat: , lng: , name: "Berkeley, CA"},<br />
<b>Warning</b>: file_get_contents() [<a href='function.file-get-contents'>function.file-get-contents</a>]: http:// wrapper is disabled in the server configuration by allow_url_fopen=0 in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
<br />
<b>Warning</b>: file_get_contents(http://maps.googleapis.com/maps/api/geocode/json?address=%22Gilbert%2C+AZ%22&sensor=false) [<a href='function.file-get-contents'>function.file-get-contents</a>]: failed to open stream: no suitable wrapper could be found in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
{ lat: , lng: , name: "Gilbert, AZ"},<br />
<b>Warning</b>: file_get_contents() [<a href='function.file-get-contents'>function.file-get-contents</a>]: http:// wrapper is disabled in the server configuration by allow_url_fopen=0 in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
<br />
<b>Warning</b>: file_get_contents(http://maps.googleapis.com/maps/api/geocode/json?address=%22Martinez%2C+CA%22&sensor=false) [<a href='function.file-get-contents'>function.file-get-contents</a>]: failed to open stream: no suitable wrapper could be found in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
{ lat: , lng: , name: "Martinez, CA"},<br />
<b>Warning</b>: file_get_contents() [<a href='function.file-get-contents'>function.file-get-contents</a>]: http:// wrapper is disabled in the server configuration by allow_url_fopen=0 in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
<br />
<b>Warning</b>: file_get_contents(http://maps.googleapis.com/maps/api/geocode/json?address=%22Queens%2C+NY%22&sensor=false) [<a href='function.file-get-contents'>function.file-get-contents</a>]: failed to open stream: no suitable wrapper could be found in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
{ lat: , lng: , name: "Queens, NY"},<br />
<b>Warning</b>: file_get_contents() [<a href='function.file-get-contents'>function.file-get-contents</a>]: http:// wrapper is disabled in the server configuration by allow_url_fopen=0 in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
<br />
<b>Warning</b>: file_get_contents(http://maps.googleapis.com/maps/api/geocode/json?address=%22Manhattan%2C+NY%22&sensor=false) [<a href='function.file-get-contents'>function.file-get-contents</a>]: failed to open stream: no suitable wrapper could be found in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
{ lat: , lng: , name: "Manhattan, NY"},<br />
<b>Warning</b>: file_get_contents() [<a href='function.file-get-contents'>function.file-get-contents</a>]: http:// wrapper is disabled in the server configuration by allow_url_fopen=0 in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
<br />
<b>Warning</b>: file_get_contents(http://maps.googleapis.com/maps/api/geocode/json?address=%22Brier%2C+WA%22&sensor=false) [<a href='function.file-get-contents'>function.file-get-contents</a>]: failed to open stream: no suitable wrapper could be found in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
{ lat: , lng: , name: "Brier, WA"},<br />
<b>Warning</b>: file_get_contents() [<a href='function.file-get-contents'>function.file-get-contents</a>]: http:// wrapper is disabled in the server configuration by allow_url_fopen=0 in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
<br />
<b>Warning</b>: file_get_contents(http://maps.googleapis.com/maps/api/geocode/json?address=%22Sacramento%2C+CA%22&sensor=false) [<a href='function.file-get-contents'>function.file-get-contents</a>]: failed to open stream: no suitable wrapper could be found in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
{ lat: , lng: , name: "Sacramento, CA"},<br />
<b>Warning</b>: file_get_contents() [<a href='function.file-get-contents'>function.file-get-contents</a>]: http:// wrapper is disabled in the server configuration by allow_url_fopen=0 in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
<br />
<b>Warning</b>: file_get_contents(http://maps.googleapis.com/maps/api/geocode/json?address=%22Pacific+Beach%2C+CA%22&sensor=false) [<a href='function.file-get-contents'>function.file-get-contents</a>]: failed to open stream: no suitable wrapper could be found in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
{ lat: , lng: , name: "Pacific Beach, CA"},<br />
<b>Warning</b>: file_get_contents() [<a href='function.file-get-contents'>function.file-get-contents</a>]: http:// wrapper is disabled in the server configuration by allow_url_fopen=0 in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
<br />
<b>Warning</b>: file_get_contents(http://maps.googleapis.com/maps/api/geocode/json?address=%22New+London%2C+CT%22&sensor=false) [<a href='function.file-get-contents'>function.file-get-contents</a>]: failed to open stream: no suitable wrapper could be found in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
{ lat: , lng: , name: "New London, CT"},<br />
<b>Warning</b>: file_get_contents() [<a href='function.file-get-contents'>function.file-get-contents</a>]: http:// wrapper is disabled in the server configuration by allow_url_fopen=0 in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
<br />
<b>Warning</b>: file_get_contents(http://maps.googleapis.com/maps/api/geocode/json?address=%22Santa+Cruz%2C+CA%22&sensor=false) [<a href='function.file-get-contents'>function.file-get-contents</a>]: failed to open stream: no suitable wrapper could be found in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
{ lat: , lng: , name: "Santa Cruz, CA"},<br />
<b>Warning</b>: file_get_contents() [<a href='function.file-get-contents'>function.file-get-contents</a>]: http:// wrapper is disabled in the server configuration by allow_url_fopen=0 in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
<br />
<b>Warning</b>: file_get_contents(http://maps.googleapis.com/maps/api/geocode/json?address=%22Jackson%2C+MS%22&sensor=false) [<a href='function.file-get-contents'>function.file-get-contents</a>]: failed to open stream: no suitable wrapper could be found in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
{ lat: , lng: , name: "Jackson, MS"},<br />
<b>Warning</b>: file_get_contents() [<a href='function.file-get-contents'>function.file-get-contents</a>]: http:// wrapper is disabled in the server configuration by allow_url_fopen=0 in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
<br />
<b>Warning</b>: file_get_contents(http://maps.googleapis.com/maps/api/geocode/json?address=%22Honolulu%2C+HI%22&sensor=false) [<a href='function.file-get-contents'>function.file-get-contents</a>]: failed to open stream: no suitable wrapper could be found in <b>/nfs/c09/h04/mnt/139243/domains/crowdsets.com/html/maptest.php</b> on line <b>202</b><br />
{ lat: , lng: , name: "Honolulu, HI"},
];
答案 0 :(得分：0)
错误消息表明file_get_contents无法访问http：//协议（在php.ini中禁用）。您可以通过更改php.ini中的allow_url_fopen=1启用它，在http://www.php.net/manual/en/filesystem.configuration.php#ini.allow-url-fopen阅读更多内容。如果这不可能（您没有服务器配置访问权限），您可以使用其中一个而不是file_get_contents：
使用其中一个建议的扩展/库来捕获和处理错误要容易得多。