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<?php $var_2 = "value"; $var = "var_2"; echo $var_1."\n"; echo $$var_2."\n";
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined variable $var_1 in /in/TKNPO on line 5 Warning: Undefined variable $value in /in/TKNPO on line 6

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