Array ( [red] => apple [yellow] => banana [purple] => plum [green] => grape )
Array ( [0] => red [1] => blue [2] => green [3] => yellow )
red and blue and green and yellow
Array ( [0] => macaroni [1] => penne [2] => spaghetti )
Array ( [0] => spaghetti [1] => penne [2] => macaroni )

My favourite bands are:

• Metallica
• Evanescence
• Linkin Park
• Guns n Roses