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<?php function create_function2($args, $content) { static $counter = 0; $funcname = "\0lambda_" . (++$counter); eval("function $funcname ({$args}) { {$content}; }"); return $funcname; } $func1 = create_function('$a,$b', 'return $a.$b;'); $func2 = create_function2('$a,$b', 'return $a.$b;'); $rs1 = $func1(1, 2); $rs2 = $func2(1, 2); var_dump($func1, $rs1); var_dump($func2, $rs2); var_dump(function_exists($func1), function_exists($func2));
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Call to undefined function create_function() in /in/UL7Vc:10 Stack trace: #0 {main} thrown in /in/UL7Vc on line 10
Process exited with code 255.

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