下拉選單

html

<select id="subjectDropdown" onchange="readSubjectValue()">

  <!-- 下拉選單內容將會透過JavaScript填充 -->

</select>

javascript

google.script.run.withSuccessHandler(setDropdown).getSelect();，呼叫GAS getSelect之後，執行setDropdown()，將下拉選單設為已選項目selecteditem：

function setDropdown(selecteditem) {

  var selectMenu = document.getElementById("subjectDropdown");

  for (var i = 0; i < selectMenu.options.length; i++){

    if (selectMenu.options[i].value === selecteditem) {

      selectMenu.selectedIndex = i;

      break;

    }

  }

}