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<?php $adv = 'P123'; if ($adv &! preg_match("/^P/", $licnum)){ echo "yes"; }else{ echo "No"; }
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined variable $licnum in /in/Q0Cvg on line 3 Deprecated: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated in /in/Q0Cvg on line 3 Fatal error: Uncaught TypeError: Unsupported operand types: string & bool in /in/Q0Cvg:3 Stack trace: #0 {main} thrown in /in/Q0Cvg on line 3
Process exited with code 255.

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