According to him, every person was to be bought.
Macaulay.

Our zeal should be according to knowledge.
Sprat.

* According to has been called a prepositional phrase, but strictly speaking, according is a participle in the sense of agreeing, acceding, and to alone is the preposition.

According as, precisely as; the same as; corresponding to the way in which. According as is an adverbial phrase, of which the propriety has been doubted; but good usage sanctions it. See According, adv.

Is all things well,
According as I gave directions?
Shak.

The land which the Lord will give you according as he hath promised.
Ex. xii. 25.