select dropdown value in javascript code example

Example 1: javascript to get value of dropdown

var e = document.getElementById("elementId");
var value = e.options[e.selectedIndex].value;
var text = e.options[e.selectedIndex].text;

Example 2: get selected value of dropdown in javascript

<body>
   
   <select id="list" style="padding: 10px;" onchange="getSelectValue();">
     <option value="js">JavaScript</option>
     <option value="php">PHP</option>
     <option value="c#">Csharp</option>
     <option value="java">Java</option>
     <option value="node">Node.js</option>
   </select>
   
    <script>
        function getSelectValue()
        {
            var selectedValue = document.getElementById("list").value;
            alert(selectedValue);
        }
        getSelectValue();
    </script>
 </body>

Example 3: use js to get select value

// reference to 'scripts' select list 
// used throughout the examples below
var sel = document.getElementById('scripts');

// display value property of select list (from selected option)
console.log( sel.value );

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