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<?php $_SERVER['REMOTE_ADDR'] = '127.0.0.1'; echo $ip; if (filter_var($ip = $_SERVER['REMOTE_ADDR'], FILTER_FLAG_IPV4)) { echo $ip; }
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined variable $ip in /in/fMSk6 on line 5 Warning: filter_var(): Unknown filter with ID 1048576 in /in/fMSk6 on line 7

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