/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 vote133 views1 answer
WARNING: QA Issue: bgslibrary-dev rdepends on libopencv-imgproc, but it isn't a build dependency, missing opencv in DEPENDS or PACKAGECONFIG? [build-deps]
C
0 vote118 views1 answer
Binary to decimal in c
C
0 vote133 views1 answer
Parcel-bundler include image files
C
1 vote154 views1 answer
And in language c
C
0 vote125 views2 answers
C programming math formula
C
0 vote112 views1 answer
Symmetrical matrix in C
C
0 vote123 views1 answer
Install valet-linux
C
0 vote128 views2 answers
Man strstr
C
0 vote127 views1 answer
Bullseye lxc network problem
C
1 vote134 views2 answers
/usr/bin/env: ‘python\r’: No such file or directory
C