Question

尝试使用Google地址自动完成API。我的页面加载正常，但是在启动搜索时未返回任何内容。当我检查元素时，出现以下错误[Uncaught ReferenceError：未定义geolocate]。我会错过安装的东西吗？非常感谢您。

这是我的代码：

 <html>
  <head>
    <title>Place Autocomplete Address Form</title>
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no">
    <meta charset="utf-8">
    <style>
      /* Always set the map height explicitly to define the size of the div
       * element that contains the map. */
      #map {
        height: 100%;
      }
      /* Optional: Makes the sample page fill the window. */
      html, body {
        height: 100%;
        margin: 0;
        padding: 0;
      }
    </style>
    <link type="text/css" rel="stylesheet" href="https://fonts.googleapis.com/css?family=Roboto:300,400,500">
    <style>
      #locationField, #controls {
        position: relative;
        width: 480px;
      }
      #autocomplete {
        position: absolute;
        top: 0px;
        left: 0px;
        width: 99%;
      }
      .label {
        text-align: right;
        font-weight: bold;
        width: 100px;
        color: #303030;
        font-family: "Roboto";
      }
      #address {
        border: 1px solid #000090;
        background-color: #f0f9ff;
        width: 480px;
        padding-right: 2px;
      }
      #address td {
        font-size: 10pt;
      }
      .field {
        width: 99%;
      }
      .slimField {
        width: 80px;
      }
      .wideField {
        width: 200px;
      }
      #locationField {
        height: 20px;
        margin-bottom: 2px;
      }
    </style>
  </head>

  <body>
    <div id="locationField">
      <input id="autocomplete"
             placeholder="Enter your address"
             onFocus="geolocate()"
             type="text"/>
    </div>



    <table id="address">
      <tr>
        <td class="label">Street address</td>
        <td class="slimField"><input class="field" id="street_number" disabled="true"/></td>
        <td class="wideField" colspan="2"><input class="field" id="route" disabled="true"/></td>
      </tr>
      <tr>
        <td class="label">City</td>
        <td class="wideField" colspan="3"><input class="field" id="locality" disabled="true"/></td>
      </tr>
      <tr>
        <td class="label">State</td>
        <td class="slimField"><input class="field" id="administrative_area_level_1" disabled="true"/></td>
        <td class="label">Zip code</td>
        <td class="wideField"><input class="field" id="postal_code" disabled="true"/></td>
      </tr>
      <tr>
        <td class="label">Country</td>
        <td class="wideField" colspan="3"><input class="field" id="country" disabled="true"/></td>
      </tr>
    </table>

    <script>


var placeSearch, autocomplete;

var componentForm = {
  street_number: 'short_name',
  route: 'long_name',
  locality: 'long_name',
  administrative_area_level_1: 'short_name',
  country: 'long_name',
  postal_code: 'short_name'
};

function initAutocomplete() {

  autocomplete = new google.maps.places.Autocomplete(
      document.getElementById('autocomplete'), {types: ['geocode']});


  autocomplete.setFields(['address_component']);

  autocomplete.addListener('place_changed', fillInAddress);
}

function fillInAddress() {
  // Get the place details from the autocomplete object.
  var place = autocomplete.getPlace();

  for (var component in componentForm) {
    document.getElementById(component).value = '';
    document.getElementById(component).disabled = false;
  }

  // Get each component of the address from the place details,
  // and then fill-in the corresponding field on the form.
  for (var i = 0; i < place.address_components.length; i++) {
    var addressType = place.address_components[i].types[0];
    if (componentForm[addressType]) {
      var val = place.address_components[i][componentForm[addressType]];
      document.getElementById(addressType).value = val;
    }
  }
}

// Bias the autocomplete object to the user's geographical location,
// as supplied by the browser's 'navigator.geolocation' object.
function geolocate() {
  if (navigator.geolocation) {
    navigator.geolocation.getCurrentPosition(function(position) {
      var geolocation = {
        lat: position.coords.latitude,
        lng: position.coords.longitude
      };
      var circle = new google.maps.Circle(
          {center: geolocation, radius: position.coords.accuracy});
      autocomplete.setBounds(circle.getBounds());
    });
  }
}
    </script>
    <script src="https://maps.googleapis.com/maps/api/js?key=YOUR_API_KEY&libraries=places&callback=initAutocomplete"
        async defer></script>
  </body>
</html>

未捕获的ReferenceError：在HTMLInputElement.onfocus上未定义geolocate

0 个答案: