Regular expression for validating email address online dating sites year 2016

Regular expression for validating email address

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If the character that follows @ is not an opening bracket, match one alphanumeric character with a value of A-Z, a-z, or 0-9, followed by zero or more occurrences of a word character or a hyphen, followed by zero or one alphanumeric character with a value of A-Z, a-z, or 0-9, followed by a period. To determine whether an email address is valid, pass the email address to the Mail Address. methods can be included in a library of regular expression utility methods, or they can be included as private static or instance methods in the application class.

[email protected]"); emails.add("user'[email protected]"); //Invalid emails emails.add("@yahoo.com"); String regex = "^[a-z A-Z0-9_! `~^.-] @[a-z A-Z0-9.-] $"; Pattern pattern = Pattern.compile(regex); for(String email : emails) Output: [email protected]: true [email protected] : true [email protected]: true user? List emails = new Array List(); emails.add("[email protected]"); emails.add("[email protected]"); emails.add("[email protected]"); emails.add("[email protected]"); emails.add("[email protected]"); //Invalid emails emails.add("[email protected]"); emails.add("username@"); emails.add("[email protected]"); emails.add("[email protected]"); emails.add("[email protected]"); String regex = "^[\w! Here's an example of the above in action: Almost all answers to this questions suggest using Regex to validate emails addresses.I think Regex is only good for a rudimentary validation.It seems that the checking validation of email addresses is actually two separate problems: 1- Validation of email format: Making sure if the email complies with the format and pattern of emails in RFC 5322 and if the TLD actually exists. For example, although the address Thank you for your interest in this question.Because it has attracted low-quality or spam answers that had to be removed, posting an answer now requires 10 reputation on this site (the association bonus does not count).

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List emails = new Array List(); emails.add("[email protected]"); emails.add("[email protected]"); emails.add("[email protected]"); emails.add("[email protected]"); emails.add("[email protected]"); emails.add("[email protected]"); emails.add("[email protected]"); //Invalid emails emails.add("@yahoo.com"); String regex = "^[A-Za-z0-9 _.-] @(.

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