[英]Change the for-loop to fit a json-array?
我从一个教程中获得了这段代码,它功能齐全:
var sites = [
['Mount Evans', 39.58108, -105.63535, 4, 'This is Mount Evans.'],
['Irving Homestead', 40.315939, -105.440630, 2, 'This is the Irving Homestead.'],
['Badlands National Park', 43.785890, -101.90175, 1, 'This is Badlands National Park'],
['Flatirons in the Spring', 39.99948, -105.28370, 3, 'These are the Flatirons in the spring.']
];
function setMarkers(map, markers) {
for (var i = 0; i < markers.length; i++) {
var sites = markers[i];
var siteLatLng = new google.maps.LatLng(sites[1], sites[2]);
var marker = new google.maps.Marker({
position: siteLatLng,
map: map,
title: sites[0],
html: sites[4]
});
var contentString = "Some content";
google.maps.event.addListener(marker, "click", function () {
infowindow.setContent(this.html);
infowindow.open(map, this);
});
}
}
它在地图上显示带有数组信息的标记。
我想更改for循环,使其适合我的数组。 因为当我用我的阵列尝试这个时,地图甚至不显示..
<?php
include_once'config/connect.php';
$search= $_POST['search'];
$search = stripslashes($search);
$search = mysql_real_escape_string($search);
$sql= "select * from venue where vID in (select vID from sv where sID in (select sID from sports where sN = '$search'));";
$result=mysql_query($sql)or die(mysql_error());
$data1 = mysql_fetch_array($result);
$array = array($data1['latitude'], $data1['longitude'], $data1['venue']);
echo json_encode($array);
?>
var sites = <?php echo json_encode($array); ?>;
完全按照原样打印
sites[0] = 57.7865 //latitude
sites[1] = 11.7986 //longitude
sites[2] = fjaderborgen //venue
但它不适用于地图代码。
我需要以某种方式更改循环,我该怎么做?
实际上,您根本不需要循环,因为您只定义了一个站点(尽管变量名称为“ sites
”)。
var siteLatLng = new google.maps.LatLng(sites[0], sites[1]);
var marker = new google.maps.Marker({
position: siteLatLng,
map: map,
title: sites[2],
html: "This is " + sites[2]
});
google.maps.event.addListener(marker, "click", function () {
infowindow.setContent(this.html);
infowindow.open(map, this);
});
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