10 examples of 'simple email validation in javascript' in JavaScript

10
function validateEmail (email) {
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  if (email && email.match(/^(([^<>()\[\]\.,;:\s@\"]+(\.[^<>()\[\]\.,;:\s@\"]+)*)|(\".+\"))@(([^<>()[\]\.,;:\s@\"]+\.)+[^<>()[\]\.,;:\s@\"]{2,})$/i)) {
12
    return true
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  }
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  return false
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}

20
function validate_email(email)
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{
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	var emailReg = /\S+@\S+\.\S+/;
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	if(!emailReg.test(email)) {
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		return false;
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	}
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	return true;
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}

209
function validateEmail(emailTest) {
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    var filter = /^[a-zA-Z0-9]+[a-zA-Z0-9_.-]+[a-zA-Z0-9_-]+@[a-zA-Z0-9]+[a-zA-Z0-9.-]+[a-zA-Z0-9]+.[a-z]{2,4}$/;
211
    if (filter.test(emailTest) && emailTest.length < 99) {
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        return true;
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    } else {
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        return false;
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    }
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}

8
function validateEmail (val) {
9
  return /^[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$/.test(val);
10
}

236
function isValidEmail(value) {
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  var regEx = /^(([^<>()[\]\\.,;:\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,}))$/;
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  return (value && value.length !== 0 && regEx.test(value))
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}

32
function validateEmail(email, callback) {
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	callback = callback || function() {};
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	var email_notify = $('#email-notify');
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	if (!email) {
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		validationError = true;
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		return;
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	}
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	if (!utils.isEmailValid(email)) {
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		showError(email_notify, '[[error:invalid-email]]');
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		return;
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	}
45
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	socket.emit('user.emailExists', {
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		email: email
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	}, function(err, exists) {
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		if(err) {
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			return app.alertError(err.message);
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		}
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		if (exists) {
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			showError(email_notify, '[[error:email-taken]]');
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		} else {
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			showSuccess(email_notify, successIcon);
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		}
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		callback();
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	});
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}

1
export default function validateEmail(email: string) {
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  // tslint:disable-next-line:max-line-length
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  const reg = /^(([^<>()\[\]\\.,;:\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,}))$/;
4
  return reg.test(email) && email !== '' && email.length > 0;
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}

17
function validateEmail(email) {
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  var 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,}))$/;
19
  return re.test(String(email).toLowerCase());
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}

12
function checkEmail(scope, name) {
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  if(!emailPattern.test(scope[name])) {
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    scope[name].Err = true;
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    scope[name].Msg = 'Not an email address';
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    return false;
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  } else {
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    return true;
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  }
20
}

225
function validateEmail(email) {
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    if (email.length <= 0) {
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        return false;
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    }
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    var emailPattern = /\S+@\S+\.\S+/;
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    return emailPattern.test(email);
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}