無法通過JavaScript加載谷歌地圖？當然，我沒有API密鑰。但通常它顯示了第二

Question

JS代碼

<script async defer src="https://maps.googleapis.com/maps/api/js" type="text/javascript"></script> 
    <script type="text/javascript"> 

       function loadMap() { 
        console.log('ji'); 
        var position = new google.maps.LatLng(17.412630, 78.447480); 
        var myOptions = { 
         zoom: 15, 
         center: position 
        }; 
        var map = new google.maps.Map(document.getElementById("divami_location"), myOptions); 
        var myMarker = new google.maps.Marker({ 
         position: position, 
         map: map, 
         animation: google.maps.Animation.DROP, 
         title:"Software Private Limited", 
        }); 
       } 

    </script> 

HTML代碼

  <a href="#contact" id="maps" onclick="loadMap()"><div>Contact</div></a> 

當我點擊控制檯顯示了一個錯誤，那就是JS：93遺漏的類型錯誤：不能讀屬性'addEventListener'undefined 請幫我解決這個問題

Answer 1

獲取鑰匙！這是爲什麼和如何： https://developers.google.com/maps/documentation/javascript/get-api-key#specify-a-key-when-loading-the-api