Email Validation in pure JavaScript | Validate email address

In email validation in javascript is a very important module while validating simple an HTML web form. In this web page I have learn all about how to validate an email address using pure JavaScript with examples :

Simple Email Validation in JavaScript – Step by Step

I can simple validation in javascript the email by the uses of Pure JS.

There are Two types of the Email validation regex in JS.

• Basic Validation
• Data Format Validation

There are lots of the criteria that required to be bellow to user validate or check the email id is valid or not such as:
How to validate email address in JavaScript?

• first of all user email id must data string available the @ and . character
• Email must be at least single character before as well as after the special character @.
• Email must be at least 2 or more characters after the special character like as a . (dot).
• Let’s display the best example to check or validate the email id field.
• use a Digits (0-9).
• also you can use a Characters like as a! # $ % & ‘ * + – / = ? ^ _ ` { | } ~ some special char.
• using Uppercase (A-Z) as well as lowercase (a-z) niche related English letters.

JavaScript – Form Validation

here display Validate email address textbox using JavaScript source code

   
   
            
		     
   
   
   
      

         

            
            

               
User Name
               

            
            
            

               
User EMail
               

            
            
            

               
User Zip Code
               

            
            
            

               
User Country
               

                  
                     [choose yours]
                     USA
                     UK
                     INDIA
                  
               
            
            
            

               

               

            
            
         
      
      
   

Example of valid email id

• [email protected]
• [email protected]
• [email protected]

The domain name consists of

1. use a hyphens
2. use a dots
3. use a letters
4. use a digits

Example of invalid email id

• admininfo.pakainfo.com [@ is not present]
• [email protected] [ tld (Top Level domain) can not start with dot “.” ]
• @you.me.net [ No character before @ ]
• [email protected] [ “.b” is not a valid tld ]
• [email protected] [ tld can not start with dot “.” ]
• [email protected] [ an email should not be start with “.” ]
• admininfo()*@gmail.com [ there the regular expression only allows character, digit, underscore, and dash ]
• [email protected] [double dots are not allowed]

JavaScript email validation

To simple HTML Form with validate email address using a JavaScript source code, so you cna check the some condition for use a at least single “@” as well as “.” i.e. for [email protected] . so Let’s try the bellow some source code to validate email Id.

  
  
  
Please Eneter Your Email: 
  
  
  
  

Data Format Validation

I hope you get an idea about email validation in javascript on button click.
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