@ 2013-11-06T18:41:20Z <?php
function create_function2($args, $content) {
static $counter = 0;
$funcname = "lambda_" . (++$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);
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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/A2Lvd:10
Stack trace:
#0 {main}
thrown in /in/A2Lvd 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/A2Lvd on line 10
string(9) " lambda_1"
string(2) "12"
string(8) "lambda_1"
string(2) "12"
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 - 5.2.17 , 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 string(9) " lambda_1"
string(2) "12"
string(8) "lambda_1"
string(2) "12"
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291.01 ms | 404 KiB | 460 Q