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<?php if (preg_match("[a-zA-Z0-9]", 'a-zA-Z0-9')) { echo 'First Returned valid.'; } echo "\n"; if (preg_match("[a-zA-Z0-9.-]", 'a-zA-Z0-9#-')){ echo 'Middle Returned valid.'; }
Output for git.master, git.master_jit, rfc.property-hooks
First Returned valid. Middle Returned valid.

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