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<?php $symbol = AAATX; $prd = strtoupper(str_replace(substr($symbol, -1), '.' . substr($symbol, -1), $symbol)); var_dump($prd);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Undefined constant "AAATX" in /in/E3qGh:2 Stack trace: #0 {main} thrown in /in/E3qGh on line 2
Process exited with code 255.

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