/C/Check email id valid or not without using regex in javascript

Check email id valid or not without using regex in javascript

Javascript regex email

function validateEmail (emailAdress)
{
  let regexEmail = /^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/;
  if (emailAdress.match(regexEmail)) {
    return true; 
  } else {
    return false; 
  }
}

let emailAdress = "test@gmail.com";
console.log(validateEmail(emailAdress));

Js email regex

function validateEmail(email) {
    const re = /^(([^<>()[\]\\.,;:\s@"]+(\.[^<>()[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
    return re.test(String(email).toLowerCase());
}

Source: stackoverflow.com

Check email id valid or not without using regex in javascript

function ValidateEmailAddress(emailString) {
    // check for @ sign
    var atSymbol = emailString.indexOf("@");
    if(atSymbol < 1) return false;
    
    var dot = emailString.indexOf(".");
    if(dot <= atSymbol + 2) return false;
    
    // check that the dot is not at the end
    if (dot === emailString.length - 1) return false;
    
    return true;
}

Source: qawithexperts.com

Similar codes

0 vote202 views1 answer
Sqlserver insert with set identity
C
0 vote214 views1 answer
Until command lldb
C
0 vote230 views1 answer
Scanf ignore new line
C
1 vote215 views1 answer
Passage on dowry
C
0 vote194 views1 answer
How to get out of function in c
C
0 vote196 views1 answer
(avar == 1) ? (bvar == 2 ? result = 3 : (result = 5);) : (result = 0);
C
0 vote213 views1 answer
4 byte alignment c code
C
6 votes198 views2 answers
Code to print out entire array in c
C
0 vote193 views1 answer
Command line coursera
C
0 vote188 views1 answer
Eslint error 'require' is not defined
C