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<?php $_url_string = 'iran.co.ir'; preg_match("/[a-z0-9\-]{1,63}\.[a-z\.]{2,6}$/", parse_url($_url_string, PHP_URL_HOST), $_domain_tld); var_dump($_domain_tld);
Output for git.master, git.master_jit, rfc.property-hooks
Deprecated: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated in /in/BrS0m on line 4 array(0) { }

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