编辑代码:
查看结果 »
试一试 - ©
w3ii.com
<!DOCTYPE html> <html> <body> Password: <input type="password" id="myPsw"> <p>Click the button to disable the password field.</p> <button onclick="myFunction()">Try it</button> <script> function myFunction() { document.getElementById("myPsw").disabled = true; } </script> </body> </html>