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<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width">
  <title>JS Bin</title>
</head>
<body>
  <div id="demo">hello</div>
  <script>
    var m = 3;
    var n = "";
    
    // JSON code getting g named array throgh JSON.parse method
    for(g=0; g<m; g++) {
      n += "  <select id=\"mySelect" 
      n += g;
      n += "\" onchange=\"myFunction(";
      n += g;
      n += ")\">";
      n += "    <option> - Select Option - </option>";
      n += "<option>A</option>";
      n += "    <option>B</option>";
      n += "    <option>C</option>";
      n += "    <option>D</option>";
      n += "  </select>";
    } // end of for loop
    
    document.getElementById("demo").innerHTML = n;   
​
    // in between some code
​
    function myFunction(index) {
      var y = document.getElementById("mySelect" + index);
      var j = y.selectedIndex;
      var b = y.options[j].text;
      alert ("Your answer is: " + b);
    } // end of myFunction
  </script>
</body>
</html>
Output

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