我使用谷歌自动完成地方javascript为我的搜索框返回建议的结果,我需要的是只显示城市和国家相关的字符输入,但谷歌api会给很多一般地方的结果,我不需要,所以如何限制结果只显示城市和国家。

我使用下面的例子:

<html>
<head>
<style type="text/css">
   body {
         font-family: sans-serif;
         font-size: 14px;
   }
</style>

<title>Google Maps JavaScript API v3 Example: Places Autocomplete</title>
<script src="http://maps.googleapis.com/maps/api/js?sensor=false&amp;libraries=places" type="text/javascript"></script>
<script type="text/javascript">
   function initialize() {
      var input = document.getElementById('searchTextField');
      var autocomplete = new google.maps.places.Autocomplete(input);
   }
   google.maps.event.addDomListener(window, 'load', initialize);
</script>

</head>
<body>
   <div>
      <input id="searchTextField" type="text" size="50" placeholder="Enter a location" autocomplete="on">
   </div>
</body>
</html>

当前回答

此外,由于您所在国家的限制,您还需要缩放和居中地图!

只需使用缩放和居中参数!;)

function initialize() {
  var myOptions = {
    zoom: countries['us'].zoom,
    center: countries['us'].center,
    mapTypeControl: false,
    panControl: false,
    zoomControl: false,
    streetViewControl: false
  };

  ... all other code ...

}

其他回答

你可以试试国家限制

function initialize() {

 var options = {
  types: ['(cities)'],
  componentRestrictions: {country: "us"}
 };

 var input = document.getElementById('searchTextField');
 var autocomplete = new google.maps.places.Autocomplete(input, options);
}

更多信息:

ISO 3166-1 alpha-2可用于将结果限制到特定的组。目前,您可以使用componentRestrictions按国家进行过滤。 国家必须作为两个字符传递,ISO 3166-1 Alpha-2兼容的国家代码。 官方指定的国家代码

我自己找到了解决办法

var acService = new google.maps.places.AutocompleteService();
var autocompleteItems = [];

acService.getPlacePredictions({
    types: ['(regions)']
}, function(predictions) {
    predictions.forEach(function(prediction) {
        if (prediction.types.some(function(x) {
                return x === "country" || x === "administrative_area1" || x === "locality";
            })) {
            if (prediction.terms.length < 3) {
                autocompleteItems.push(prediction);
            }
        }
    });
});

这个解决方案只显示城市和国家。

<html> <head> <style type="text/css"> body { font-family: sans-serif; font-size: 14px; } </style> <title>Google Maps JavaScript API v3 Example: Places Autocomplete</title> <script src="https://maps.googleapis.com/maps/api/js?sensor=false&libraries=places" type="text/javascript"></script> <script type="text/javascript"> function initialize() { var input = document.getElementById('searchTextField'); var options = { types: ['geocode'] //this should work ! }; var autocomplete = new google.maps.places.Autocomplete(input, options); } google.maps.event.addDomListener(window, 'load', initialize); </script> </head> <body> <div> <input id="searchTextField" type="text" size="50" placeholder="Enter a location" autocomplete="on"> </div> </body> </html>

var options = {
  types: ['geocode'] //this should work !
};
var autocomplete = new google.maps.places.Autocomplete(input, options);

其他类型的参考:http://code.google.com/apis/maps/documentation/places/supported_types.html#table2

基本与公认的答案相同,但更新了新的类型和多个国家的限制:

function initialize() {

 var options = {
  types: ['(regions)'],
  componentRestrictions: {country: ["us", "de"]}
 };

 var input = document.getElementById('searchTextField');
 var autocomplete = new google.maps.places.Autocomplete(input, options);
}

使用“(地区)”而不是“(城市)”可以通过邮政编码和城市名称进行搜索。

见官方文件,表3: https://developers.google.com/places/supported_types

<html>
  <head>
    <title>Example Using Google Complete API</title>   
  </head>
  <body>

<form>
   <input id="geocomplete" type="text" placeholder="Type an address/location"/>
    </form>
   <script src="http://maps.googleapis.com/maps/api/js?sensor=false&amp;libraries=places"></script>
   <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>

  <script src="http://ubilabs.github.io/geocomplete/jquery.geocomplete.js"></script>
  <script>
   $(function(){        
    $("#geocomplete").geocomplete();                           
   });
  </script>
 </body>
</html>

欲了解更多信息,请访问此链接