一、select 和onChange事件

  1. <body>
  2. <select id="select">
  3. <option value="None" selected>None</option>
  4. <option value="硚口区">硚口区</option>
  5. <option value="汉阳区">汉阳区</option>
  6. <option value="洪山区">洪山区</option>
  7. </select>
  8. <script>
  9. let select = document.getElementById("select");
  10. select.onchange = function(e){
  11. console.log(e.target.value)
  12. }
  13. </script>
  14. </body>