return $color;
}
}
$colors = new Colors();
// Get next available item function
function getNextAvailable($params)
{
global $colors;
return $colors->getNextColor();
}
// Test code
$dispatch = new Dispatch();
$dispatch->register('getNextAvailable');
$dispatch->init(array('colors' => $colors));
echo "Getting next item: ";
$color = $dispatch->next();
echo $color ? $color : 'end of list';
echo "\nGetting next item: ";
$color = $dispatch->next();
echo $color ? $color : 'end of list';
echo "\nGetting next item: ";
$color = $dispatch->next();
echo $color ? $color : 'end of list';
echo "\nGetting next item: ";
$color = $dispatch->next();
echo $color ? $color : 'end of list';
echo "\nGetting next item: ";
$color = $dispatch->next();
echo $color ? $color : 'end of list';
echo "\nGetting next item: ";
$color = $dispatch->next();
