01.<!-- Dont forget to include the jQuery library here -->
02.<script
04. integrity="sha256-FgpCb/KJQlLNfOu91ta32o/NMZxltwRo8QtmkMRdAu8="
05. crossorigin="anonymous"></script>
06.<script type="text/javascript">
07.
08.$(document).ready(function() {
09.
10. $("#validate").keyup(function(){
11.
12. var email = $("#validate").val();
13.
14. if(email != 0)
15. {
16. if(isValidEmailAddress(email))
17. {
18. $("#validEmail").html("<font color='green'>อีเมล์ถูกต้อง</font>");
19. } else {
20. $("#validEmail").html("<font color='red'>อีเมล์ไม่ถูกต้อง</font>");
21. }
22. } else {
23. $("#validEmail").html("");
24. }
25.
26. });
27.
28.});
29.
30.function isValidEmailAddress(emailAddress) {
31. var pattern = new RegExp(/^(("[\w-\s]+")|([\w-]+(?:\.[\w-]+)*)|("[\w-\s]+")([\w-]+(?:\.[\w-]+)*))(@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$)|(@\[?((25[0-5]\.|2[0-4][0-9]\.|1[0-9]{2}\.|[0-9]{1,2}\.))((25[0-5]|2[0-4][0-9]|1[0-9]{2}|[0-9]{1,2})\.){2}(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[0-9]{1,2})\]?$)/i);
32. return pattern.test(emailAddress);
33.}
34.
35.</script>
36.<input type="text" id="validate" width="50">
37.<div id="validEmail"></div>
