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Regular Expression Details

Title Test Find Basic Email Validation
Expression
^([a-z0-9]+[.+-])*([a-z0-9]+)+@(([a-z0-9]+[.-])+([a-z]{2,})$|(([0-9]|[1-9][0-9]|1[0-9]{1,2}|2[0-4][0-9]|25[0-5])(\.|$)){4})
Description
Validates most common varieties of email addresses. Will accept domain with character-valid TLD, and also will accept an IPv4 address. It doesn't support validation of IPv6 address. Will also accept a valid username with tags.
Matches
[email protected] | [email protected] | [email protected] | [email protected]
Non-Matches
[email protected] | [email protected] | [email protected] | [email protected] | a@a | [email protected] | [email protected]
Author Rating: Not yet rated. Slavik Meltser
Source
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