Online PHP editor | output for ahYe2

@ 2015-12-05T21:40:47Z

<?php
class TestClass {
    
}
$abc = "testABC";
$xyz = new TestClass();
$test = true;
$x = function () use ($test, $xyz, $abc) {
	echo $abc;
	var_dump($test, $xyz);
	var_dump($this);
};
$x->bindTo(new TestClass, "TestClass");

$x();

echo packAnonFunction($x, $test, $xyz, $abc);
function packAnonFunction($payload, ...$args) {
    $func = new ReflectionFunction($payload);
    $filename = $func->getFileName();
    $start_line = $func->getStartLine() - 1;
    $end_line = $func->getEndLine();
    $length = $end_line - $start_line;
    
    var_dump($func->getClosureThis());
    
    $source = file($filename);
    $body = implode("", array_slice($source, $start_line, $length));
    $body = preg_replace('/(\$[a-z]+)\ \=\ function/', '\\$payload = function', $body);
    if(preg_match('/use\s\((\$[a-zA-Z0-9]+(?:,\s\$[a-zA-Z0-9]+)*)\)/', $body, $matches)) {
        $vars = $matches[1];
        if(strpos($vars, ', ') !== false) {
            $parts = explode(', ', $vars);
        } else {
            $parts = [$vars];
        }
        $body = str_replace(" use (" . $vars . ")", "", $body);
    } else {
        $parts = [];
    }
    if(strpos($body, '$this') !== false) {
        $parts[] = '$this';
        $args[count($parts) - 1] = $func->getClosureThis();
    }
    $return = [];
    foreach($parts as $key => $variable) {
        $return[$variable] = $args[$key];
    }
    $variableString = "";
    foreach($return as $var => $value) {
        $value = serialize($value);
        $variableString .= "\t{$var} = unserialize('{$value}');\n";
    }
    $body = str_replace("{\n", "{\n" . $variableString, $body);
    return $body;
}

Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6: testABCbool(true) object(TestClass)#1 (0) { } Fatal error: Uncaught Error: Using $this when not in object context in /in/ahYe2:11 Stack trace: #0 /in/ahYe2(15): {closure}() #1 {main} thrown in /in/ahYe2 on line 11
Process exited with code 255.
Output for 8.3.5: Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 testABCbool(true) object(TestClass)#1 (0) { } Fatal error: Uncaught Error: Using $this when not in object context in /in/ahYe2:11 Stack trace: #0 /in/ahYe2(15): {closure}() #1 {main} thrown in /in/ahYe2 on line 11
Process exited with code 255.
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33: testABCbool(true) object(TestClass)#1 (0) { } Notice: Undefined variable: this in /in/ahYe2 on line 11 NULL NULL $payload = function () { $test = unserialize('b:1;'); $xyz = unserialize('O:9:"TestClass":0:{}'); $abc = unserialize('s:7:"testABC";'); $this = unserialize('N;'); echo $abc; var_dump($test, $xyz); var_dump($this); };
Output for 5.5.0 - 5.5.38: Parse error: syntax error, unexpected '.', expecting '&' or variable (T_VARIABLE) in /in/ahYe2 on line 18
Process exited with code 255.

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