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run code in 300+ PHP versions simultaneously

@ 2015-11-01T01:39:06Z

<?php
class ObjContainer {
    public function ObjEval($method) {
        eval($this->$method.';');
    }
}
function isArrayAssociative(array $array) {
    return (bool) count(array_filter(array_keys($array), 'is_string'));
}
function Array2Obj(array $array) {
    if(isArrayAssociative($array)) {
        $obj = new ObjContainer;
        foreach($array as $key => $val) {
            if(is_array($val)) {
                $obj->{$key} = Array2Obj($val);
            }
            else {
                $obj->{$key} = $val;
            }
        }
        return $obj;
    }
    else {
        $array = array();
        foreach($array as $val) {
            if(is_array($val)) {
                $array[] = Array2Obj($val);
            }
            else {
                $array[] = $val;
            }
        }
        return $array;
    }
}
$array = array(
    'myVar' => '',
    'setVar' => function ($arg) {
        $this->{'myVar'} = $arg;
    },
    'getVar' => function () {
        return $this->{'myVar'};
    }
);
$obj = Array2Obj($array);
$obj->ObjEval("\${'setVar'}('foo')");

Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: Deprecated: Creation of dynamic property ObjContainer::$myVar is deprecated in /in/coksp on line 18 Deprecated: Creation of dynamic property ObjContainer::$setVar is deprecated in /in/coksp on line 18 Deprecated: Creation of dynamic property ObjContainer::$getVar is deprecated in /in/coksp on line 18 Warning: Undefined property: ObjContainer::$${'setVar'}('foo') in /in/coksp on line 4
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28: Warning: Undefined property: ObjContainer::$${'setVar'}('foo') in /in/coksp on line 4
Output for 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, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33: Notice: Undefined property: ObjContainer::$${'setVar'}('foo') in /in/coksp on line 4
Output for 7.3.32 - 7.3.33

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