What Is Assertive Illocutionary Act?

What Is Assertive Illocutionary Act? Assertive: an illocutionary act that represents a state of affairs. E.g. stating, claiming, hypothesizing, describing, telling, insisting, suggesting, asserting, or swearing that something is the case. B. Directive: an illocutionary act for getting the addressee to do something. Which one is example of Commissive illocutionary act? Commissives are speech acts