Display the dropdown’s (select) selected value on console in JavaScript?

Javascript Web Development Object Oriented Programming

Let’s say the following is our dropdown (select) −

<select onchange="selectedSubjectName()" id="subjectName">
   <option>Javascript</option>
   <option>MySQL</option>
   <option>MongoDB</option>
   <option>Java</option>
</select>

Following is the code to display the selected value on Console −

Example

Live Demo

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initialscale=1.0">
<title>Document</title>
<link rel="stylesheet" href="//code.jquery.com/ui/1.12.1/themes/base/jquery-ui.css">
<script src="https://code.jquery.com/jquery-1.12.4.js"></script>
<script src="https://code.jquery.com/ui/1.12.1/jquery-ui.js"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/fontawesome/4.7.0/css/font-awesome.min.css">
</head>
<body>
<select onchange="selectedSubjectName()" id="subjectName">
<option>Javascript</option>
<option>MySQL</option>
<option>MongoDB</option>
<option>Java</option>
</select>
<script>
   function selectedSubjectName() {
      var subjectIdNode = document.getElementById('subjectName');
      var value =
      subjectIdNode.options[subjectIdNode.selectedIndex].text;
      console.log("The selected value=" + value);
   }
</script>
</body>
</html>

To run the above program, save the file name “anyName.html(index.html)” and right click on the file. Select the option “Open with Live Server” in VS Code editor.