If youâve used the PFUser object before, this should look very familiar, except that you're making a call to PFFacebookUtils. Notice that we create a permissions array. This indicates what data we want to access once the user is logged in. The full list can be found on the Facebook developer website.
pro-1. 1  a prefix indicating favor for some party, system, idea, etc., without identity with the group (pro-British; pro-Communist; proslavery), having anti- as its opposite.
In linguistics and grammar, a pronoun is a word that substitutes for a noun or noun phrase. It is a particular case of a pro-form. Pronouns have traditionally been regarded as one of the parts of speech, but some modern theorists would not consider them to form a single class, in view of the variety of functions they perform.