編輯代碼:
查看結果 »
試一試 - ©
w3ii.com
<!DOCTYPE html> <html> <body> Time: <input type="time" id="myTime" step="2"> <p>Click the button to change the value of the step attribute of the time field (seconds interval).</p> <p><b>Tip:</b> Try the up and down arrows in the time field for seconds before and after you click the button.</p> <button onclick="myFunction()">Try it</button> <p id="demo"></p> <script> function myFunction() { document.getElementById("myTime").step = "10"; document.getElementById("demo").innerHTML = "The value of the step attribute was changed from '2' to '10'."; } </script> </body> </html>