How to validate an email address Using JavaScript

Question: How to validate an email address Using JavaScript

Answer:

Email Pattrens

var email01 = 'rustcode95@gmail.com';
var email02 = '95rustcode@gmail.com';
var email03 = '_rustcode95@gmail.com';
var email04 = '..-rustcode95@gmail.com';
var email05 = '95.rustcode@gmail.com';
var email06 = '//rustcode95@gmail.com';
var email07 = '==rustcode95@gmail.com';

Javascript Code

function validateEmail(inputText){
  var mailFormat = /^[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+@[a-zA-Z0-9-]+(?:\.[a-zA-Z0-9-]+)*$/;
  if(inputText.match(mailFormat))
  {
    alert("Valid email address!");
    return true;
  }else{
    alert("Invalid Email Format!");
    return false;
  }
}

Console test

console.log(validateEmail(email01));
console.log(validateEmail(email02));
console.log(validateEmail(email03));
console.log(validateEmail(email04));
console.log(validateEmail(email05));
console.log(validateEmail(email06));
console.log(validateEmail(email07));

Output:

true
true
true
true
true
false
false

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