place-autocomplete-data-simple

Sample code supporting Google Maps Platform JavaScript API documentation. author(s): Geo Developer IX Documentation Team

HTML

<!doctype html>
<!--
 @license
 Copyright 2025 Google LLC. All Rights Reserved.
 SPDX-License-Identifier: Apache-2.0
-->

<html>
  <head>
    <title>Place Autocomplete Data API Predictions</title>

    <script>
      // prettier-ignore
      (g=>{var h,a,k,p="The Google Maps JavaScript API",c="google",l="importLibrary",q="__ib__",m=document,b=window;b=b[c]||(b[c]={});var d=b.maps||(b.maps={}),r=new Set,e=new URLSearchParams,u=()=>h||(h=new Promise(async(f,n)=>{await (a=m.createElement("script"));e.set("libraries",[...r]+"");for(k in g)e.set(k.replace(/[A-Z]/g,t=>"_"+t[0].toLowerCase()),g[k]);e.set("callback",c+".maps."+q);a.src=`https://maps.${c}apis.com/maps/api/js?`+e;d[q]=f;a.onerror=()=>h=n(Error(p+" could not load."));a.nonce=m.querySelector("script[nonce]")?.nonce||"";m.head.append(a)}));d[l]?console.warn(p+" only loads once. Ignoring:",g):d[l]=(f,...n)=>r.add(f)&&u().then(()=>d[l](f,...n))})({
            });
    </script>
  </head>
  <body>
    <div id="title"></div>
    <ul id="results"></ul>
    <p><span id="prediction"></span></p>
    <img
      class="powered-by-google"
      src="https://maps-docs-team.web.app/samples/place-autocomplete-data-simple/dist/powered_by_google_on_white.png"
      alt="Powered by Google" />
  </body>
</html>

CSS

/**
 * @license
 * Copyright 2025 Google LLC. All Rights Reserved.
 * SPDX-License-Identifier: Apache-2.0
 */

/* 
 * 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;
}

JavaScript

'use strict';
/**
 * @license
 * Copyright 2025 Google LLC. All Rights Reserved.
 * SPDX-License-Identifier: Apache-2.0
 */

async function init() {
  const { AutocompleteSessionToken, AutocompleteSuggestion } =
    await google.maps.importLibrary('places');

  // Add an initial request body.

  const request = {
    input: 'Tadi',
    locationRestriction: {
      west: -122.44,
      north: 37.8,
      east: -122.39,
      south: 37.78,
    },
    origin: { lat: 37.7893, lng: -122.4039 },
    includedPrimaryTypes: ['restaurant'],
    language: 'en-US',
    region: 'us',
  };

  // Create a session token.
  const token = new AutocompleteSessionToken();
  // Add the token to the request.
  request.sessionToken = token;

  // Fetch autocomplete suggestions.
  const { suggestions } =
    await AutocompleteSuggestion.fetchAutocompleteSuggestions(request);

  const title = document.getElementById('title');
  title.appendChild(
    document.createTextNode('Query predictions for "' + request.input + '":')
  );

  const resultsElement = document.getElementById('results');

  for (const suggestion of suggestions) {
    const placePrediction = suggestion.placePrediction;

    // Create a new list element.
    const listItem = document.createElement('li');

    listItem.appendChild(
      document.createTextNode(placePrediction.text.toString())
    );
    resultsElement.appendChild(listItem);
  }

  const place = suggestions[0].placePrediction.toPlace(); // Get first predicted place.

  await place.fetchFields({
    fields: ['displayName', 'formattedAddress'],
  });

  const placeInfo = document.getElementById('prediction');
  placeInfo.textContent = `First predicted place: ${place.displayName}: ${place.formattedAddress}`;
}

void init();