Online PHP editor | output for 291rA

@ 2014-10-25T20:10:06Z

<?php
$rose = "black";
${"rose"} = "white";
$rose = "red";
print_r(${"rose"});
echo "\n\n";

$123 = 456;
var_dump($123);

${" "} = "white";
print_r(${" "});
echo "\n\n";

$arr{" "} = 99;
var_dump($arr);

$o = (object) $arr;
var_dump($o);
echo $o->{" "},"\n\n";

class x extends stdClass {
    public $val;

     function Show($n){
          $this->val = $n;
          return $this->val;
     }    

}

$s = new x();
echo $s->Show(100),"\n";
var_dump($s);
var_dump($s instanceof stdClass);

Output for 5.4.0 - 5.4.34: Parse error: syntax error, unexpected '123' (T_LNUMBER), expecting variable (T_VARIABLE) or '$' in /in/291rA on line 8
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29: Parse error: syntax error, unexpected T_LNUMBER, expecting T_VARIABLE or '$' in /in/291rA on line 8
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5: Parse error: parse error, unexpected T_LNUMBER, expecting T_VARIABLE or '$' in /in/291rA on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/291rA on line 8
Process exited with code 255.

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