Bank IFSC code validation using Javascript or jquery

Introduction 

Here is a validation code for bank IFSC code.

IFSC code format : 
- Starting 4 should be only alphabets[A-Z]
- Remaining 7 should be accepting only alphanumeric

Code

1. <script type="text/javascript">  
2. $(document).ready(function(){   
3.       
4. $(".ifsc").change(function () {    
5. var inputvalues = $(this).val();    
6.   var reg = /[A-Z|a-z]{4}[0][a-zA-Z0-9]{6}$/;  
7.                 if (inputvalues.match(reg)) {  
8.                     return true;  
9.                 }  
10.                 else {  
11.                      $(".ifsc").val("");  
12.                     alert("You entered invalid IFSC code");  
13.                     //document.getElementById("txtifsc").focus();  
14.                     return false;  
15.                 }  
16. });    
17.   
18. });  
19. </script>  
20.   
21. IFSC : <input type="text" class="ifsc">  

PAN no validation using javascript or jquery

Introduction  

Here is a javascript code to validate PAN no.

PAN no sample : ABCDE1234F

Code

1. <script type="text/javascript">  
2. $(document).ready(function(){   
3.       
4. $(".pan").change(function () {    
5. var inputvalues = $(this).val();    
6.   var regex = /[A-Z]{5}[0-9]{4}[A-Z]{1}$/;  
7.   if(!regex.test(inputvalues)){    
8.   $(".pan").val("");  
9.   alert("invalid PAN no");  
10.   return regex.test(inputvalues);  
11.   }  
12. });    
13.   
14. });  
15. </script>  
16.   
17. PAN : <input type="text" class="pan">  
18. 
    

Email id validation using jquery or javascript

Introduction

Here is a javascript function to validate email id.
you need to add class "email" in text control.

Code 

1. <script type="text/javascript">      
2. $(document).ready(function () {      
3.   
4. $(".email").change(function () {  
5. var inputvalues = $(this).val();  
6. var regex = /^([a-zA-Z0-9_.+-])+\@(([a-zA-Z0-9-])+\.)+([a-zA-Z0-9]{2,4})+$/;  
7. if(!regex.test(inputvalues)){  
8. alert("invalid email id");  
9. return regex.test(inputvalues);  
10. }  
11. });  
12.   
13.  });          
14. </script>          
15.         
16. Html input type text        
17. Email : <input type="text" class="email" >