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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));
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught Error: Call to undefined function create_function() in /in/XRICB:10 Stack trace: #0 {main} thrown in /in/XRICB on line 10
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Deprecated: Function create_function() is deprecated in /in/XRICB on line 10 Warning: Unexpected character in input: ' in /in/XRICB(6) : eval()'d code on line 1 string(9) "lambda_1" string(2) "12" string(9) "lambda_1" string(2) "12" bool(true)
Output for 5.2.3 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.3.32 - 7.3.33, 7.4.26
Warning: Unexpected character in input: ' in /in/XRICB(6) : eval()'d code on line 1 string(9) "lambda_1" string(2) "12" string(9) "lambda_1" string(2) "12" bool(true)
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.2
<br /> <b>Warning</b>: Unexpected character in input: ' in <b>/in/XRICB(6) : eval()'d code</b> on line <b>1</b><br /> string(9) "lambda_1" string(2) "12" string(9) "lambda_1" string(2) "12" bool(true)
preferences:
289.39 ms | 402 KiB | 460 Q