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  1. How can I validate an email address in JavaScript?

    Sep 5, 2008 · Keep in mind that one should not rely on JavaScript validation alone, as JavaScript can be easily disabled by the client. Furthermore, it is important to validate on the server side. The following …

  2. Check whether a string matches a regex in JS - Stack Overflow

    I want to use JavaScript (I can also use jQuery) to do check whether a string matches the regex ^([a-z0-9]{5,})$, and get a true or false result. match() seems to check whether part of a string matches a …

  3. regex - Regular Expressions: Is there an AND operator? - Stack Overflow

    In regex in general, ^ is negation only at the beginning of a character class. Unless CMake is doing something really funky (to the point where calling their pattern matching language "regex" could be …

  4. javascript - What is the need for caret (^) and dollar symbol ($) in ...

    Javascript RegExp () allows you to specify a multi-line mode (m) which changes the behavior of ^ and $. ^ represents the start of the current line in multi-line mode, otherwise the start of the string $ …

  5. regex - How do you access the matched groups in a JavaScript regular ...

    The m0 argument represents the full matched substring {0}, {1}, etc. m1 represents the first matching group, i.e. the part enclosed in brackets in the regex which is 0 for the first match.

  6. regex - Validate phone number with JavaScript - Stack Overflow

    As a rule of thumb — trying to validate phone numbers is doomed to failure. What with different structures in different countries and extensions, its a very difficult problem.

  7. regex - JavaScript regular expressions and sub-matches - Stack Overflow

    JavaScript regular expressions and sub-matches Asked 16 years, 9 months ago Modified 8 months ago Viewed 36k times

  8. Return positions of a regex match () in Javascript?

    Is there a way to retrieve the (starting) character positions inside a string of the results of a regex match() in Javascript?

  9. regex - What is the meaning of (/^\s+|\s+$/gm) in JavaScript? - Stack ...

    Mar 10, 2018 · While JavaScript is a language, it is very commonly—but not exclusively—used in the context of the HTML DOM in a web browser. That makes web documentation a great place for …

  10. regex - Regular expression to get a string between two strings in ...

    Regular expression to get a string between two strings in JavaScript The most complete solution that will work in the vast majority of cases is using a capturing group with a lazy dot matching pattern.