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run code in 300+ PHP versions simultaneously

@ 2015-10-13T11:25:42Z

<?php

trait toArray
{
    public function toArray() {
        return get_object_vars($this);
    }
    
    public function fromArray(array $properties)
    {
        foreach ($properties as $key => $value) {
            if (method_exists($this, 'set' . ucfirst($key))) {
                $this->{'set' . ucfirst($key)}($value);
            }
        }
    }    
}

interface BazInterface
{
    
}

class Bazz implements BazInterface
{
    
}

interface FooInterface
{
    public function add(BazInterface $baz);
    public function toArray();
    public function fromArray(array $properties);
}

class Foo implements FooInterface
{
    
    use toArray;
    
    private $bar;
    private $baz;
    
    public function add()
    {
        
    }
    
    public function setBar($bar) {
        $this->bar = $bar;
        return $this;
    }
    
    public function setBaz($baz) {
        $this->baz = $baz;
        return $this;
    }
}

$foo = new Foo;
$foo->fromArray(['bar' => 'boo', 'baz' => 'test']);
$fooArray = $foo->toArray();
var_export($fooArray);

Output for 7.4.0 - 7.4.33, 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: Declaration of Foo::add() must be compatible with FooInterface::add(BazInterface $baz) in /in/sUW4U on line 44
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33: Fatal error: Declaration of Foo::add() must be compatible with FooInterface::add(BazInterface $baz) in /in/sUW4U on line 36
Process exited with code 255.
Output for 5.4.1 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28: Fatal error: Declaration of Foo::add() must be compatible with FooInterface::add(BazInterface $baz) in /in/sUW4U on line 37
Process exited with code 255.

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