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<?php $roots = array('/www/dev/sites/www.fred-4.com', '/www/dev/sites/www.fred-4.com-master'); foreach ($roots as $root) { $key = substr($root, strpos($root, '.com') -1, 1); echo $root . " -> " . $key . PHP_EOL; }
Output for git.master, git.master_jit, rfc.property-hooks
/www/dev/sites/www.fred-4.com -> 4 /www/dev/sites/www.fred-4.com-master -> 4

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