regular-expressions for email validation
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How to validate an email address in JavaScript
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Which expressions can be used to close an email?
110391
Password validation (regex?)
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Regexp Java for password validation
31612
Need regular expression for checking at least 3 uppercase, 3 lowercase, 3 digits and 3 special character
5725
Create preg_match for password validation allowing (!@#$%)
133593
Regular expression to check if password is "8 characters including 1 uppercase letter, 1 special character, alphanumeric characters"
91683
What regular expression will match valid international phone numbers?
2559
Is there a regular expression to detect a valid regular expression?
139967
Remove everything except characters between ',' in Vim -- extract email addresses from Gmail "To" field
130687
Regular expression for URL
147011
Regular expression for excluding special characters
25349
Does PHP's filter_var FILTER_VALIDATE_EMAIL actually work?
156204
validate email format only if not blank Rails 3
74968
How can I validate a regular expression using jQuery Validation plugin?
137248
regular expressions / pattern matching on ubuntu command line
147833
Matching numbers with regular expressions — only digits and commas