Reflection::getModifierNames

<?php
class Testing
{
    final public static function foo()
    {
        return;
    }

    public function bar()
    {
        return;
    }
}

$foo = new ReflectionMethod('Testing', 'foo');

echo "Modifiers for method foo():\n";
echo $foo->getModifiers() . "\n";
echo implode(' ', Reflection::getModifierNames($foo->getModifiers())) . "\n";

$bar = new ReflectionMethod('Testing', 'bar');

echo "Modifiers for method bar():\n";
echo $bar->getModifiers() . "\n";
echo implode(' ', Reflection::getModifierNames($bar->getModifiers()));