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run code in 200+ php & hhvm versions
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<?php $sitename = strtolower( "bla.com"); if ( substr( $sitename, 0, 4 ) == 'www.' ) { $sitename = substr( $sitename, 4 ); } echo 'wordpress@' . $sitename; ?>
Output for 5.6.0 - 5.6.30, hhvm-3.18.5 - 3.22.0, 7.1.0 - 7.3.0alpha1
wordpress@bla.com