Regex rule in PHP to check for any subdomain

Regex rule in PHP to check for any subdomain

search resultsRegex rule in PHP to check for any subdomain - Stack Overflow
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stackoverflow.com/questions/13637024/​regex-rule-in-php... - Cached

PHP Subdomain RegEx - Stack Overflow
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stackoverflow.com/questions/8445498/php-​subdomain-regex - Cached

PHP: preg_match - Manual - PHP: Hypertext Preprocessor
// The regular expression checks for any ... If you need to check for
.com.br and .com.au and .uk and all the other crazy domain ... <?php
$number_check ...
php.net/manual/en/function.preg-match - Cached

Validating Domain Names // ShaunInman.com
Cal has validating email addresses down pat but I can never seem to find a
respectable regular expression for ... to check that the domain ... to PHP
4 for the sake ...
shauninman.com/archive/2006/05/08/&#8203;validating_domain_names - Cached

Using Regular Expressions in PHP - SitePoint
Are you getting stuck on PHP's regular expressions? ... regular
expressions to check that an email ... use to test this regular expression
— and any others ...
www.sitepoint.com/regular-expressions-&#8203;php - Cached

How to Find or Validate an Email Address - Regular ...
This regular expression, I claim, matches any email ... do you want the
regex to check if the top level domain ... qualified domain name (e.g.
regular-expressions ...
www.regular-expressions.info/email.html - Cached

Using Regular Expressions with PHP - WebCheatSheet Tutorials
This means it is very quick to check whether a ... to wrap any elements of
your regular expression that you ... end of the regular expression, PHP
will execute ...
webcheatsheet.com/php/regular_&#8203;expressions.php - Cached

Regular Expression Library
Domain names: This regular expression tests ... This regular expression
pattern can be used to check the ... (can be used e.g. in PHP with eregi)
will match any ...
regexlib.com/Search.aspx?k=url - Cached

Regular Expressions Reference - Basic Syntax
Reference of the various syntactic elements that can appear in regular
expressions. Tutorial. Tools & Languages. ... Any character except ...
different rules apply.
www.regular-expressions.info/&#8203;reference.html - Cached

PHP: eregi - Manual - PHP: Hypertext Preprocessor
<?php //check if user ... com/manual/en/ref.regex.php The simple rule is
there should be no backslash ... 250/Ok for any user@thier.domain
regardless of ...
php.net/manual/en/function.eregi.php - Cached