Email Validation Using PHP

In this tutorial, we are going to learn on Email Validation Using PHP. Using PHP scripts is safe and secure. It accepted a valid email only.

!

eregi

(

"^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,3})$

Using this PHP script is only accept the valid email address.



Do you need to validate or verify an email address? To verify the validity of your email address simply enter your email address into the textbox provided and the validation tool will do the rest. Kindly click "Download Code" below to have this simple tool.

Directions:

First: Kindly copy this code to your HEAD section of your page.

1. <style type=
   
   "text/css"
   
   >
   
2. .container{
   
3. border
   
   :
   
   2px
   
   ridge
   
   #CCCCCC
   
   ;
   
4. border-radius
   
   :
   
   5px
   
   ;
   
5. width
   
   :
   
   400px
   
   ;
   
6. margin
   
   :
   
   0
   
   auto
   
   ;
   
7. padding
   
   :
   
   25px
   
   ;
   
8. font-family
   
   :
   
   Verdana,
   
   Geneva,
   
   sans-serif
   
   ;
   
9. font-size
   
   :
   
   12px
   
   ;
   
10. float
    
    :
    
    left
    
    ;
    
11. }
    
12. .error{
    
13. color
    
    :
    
    chocolate
    
    ;
    
14. font-weight
    
    :
    
    bold
    
    ;
    
15. }
    
16. .text_style
    
    {
    
17. font-size
    
    :
    
    15px
    
    ;
    
18. color
    
    :
    
    blue
    
    ;
    
19. font-weight
    
    :
    
    bold
    
    ;
    
20. }
    
21. .text_box
    
    {
    
22. text-indent
    
    :
    
    10px
    
    ;
    
23. width
    
    :
    
    200px
    
    ;
    
24. height
    
    :
    
    30px
    
    ;
    
25. border
    
    :
    
    2px
    
    solid
    
    #D9D9D9
    
    ;
    
26. font-size
    
    :
    
    15px
    
    ;
    
27. }
    
28. .btn_style
    
    {
    
29. width
    
    :
    
    100px
    
    ;
    
30. float
    
    :
    
    right
    
    ;
    
31. margin-right
    
    :
    
    26px
    
    ;
    
32. font-size
    
    :
    
    15px
    
    ;
    
33. background
    
    :
    
    rgba
    
    (
    
    0
    
    ,
    
    0
    
    ,
    
    0
    
    ,
    
    .6)
    
    ;
    
34. color
    
    :
    
    #fff
    
    ;
    
35. cursor
    
    :
    
    pointer
    
    ;
    
36. border-radius
    
    :
    
    5px
    
    ;
    
37. height
    
    :
    
    30px
    
    ;
    
38. }
    
39. </style>
    

Second: You have to copy this shortcode to the BODY section of your page.

1. <?php
   
2. error_reporting(
   
   0
   
   )
   
   ;
   
3. if(
   
   isset(
   
   $_POST[
   
   'enter'
   
   ]
   
   )
   
   )
   
   {
   
4. $email=
   
   $_POST[
   
   'email'
   
   ]
   
   ;
   
5. if(
   
   $email==
   
   ""
   
   )
   
   {
   
   $err=
   
   "* Enter your email address..."
   
   ;}
   
6. else{
   
7. if(
   
   !eregi(
   
   "^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,3})$"
   
   , $email)
   
   )
   
   {
   
8. $err =
   
   "* Email Address Syntax is not correct..."
   
   ; }
   
9. else{
   
   $err=
   
   "* Email Address Syntax is correct..."
   
   ;}
   
10. }
    
    }
    
    ?>
    
11. <div
    
    class
    
    =
    
    "container"
    
    >
    
12. <form
    
    method
    
    =
    
    "post"
    
    >
    
13. <p
    
    align
    
    =
    
    "center"
    
    class
    
    =
    
    "error"
    
    >
    
14. <?php echo $err; ?>
    
15. </
    
    p
    
    >
    
16. <p
    
    align
    
    =
    
    "center"
    
    >
    
17. <span
    
    class
    
    =
    
    "text_style"
    
    >
    
    Enter your email</
    
    span
    
    >
    
18. <input
    
    type
    
    =
    
    "text"
    
    class
    
    =
    
    "text_box"
    
    name
    
    =
    
    "email"
    
    placeholder=
    
    "Email Address..."
    
    >
    
19. </
    
    p
    
    >
    
20. <p
    
    align
    
    =
    
    "center"
    
    >
    
21. <input
    
    type
    
    =
    
    "submit"
    
    class
    
    =
    
    "btn_style"
    
    name
    
    =
    
    "enter"
    
    value
    
    =
    
    "Check"
    
    >
    
22. </
    
    p
    
    >
    
23. </
    
    form
    
    >
    
24. </
    
    div
    
    >
    

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