Understanding the JSON wire protocol                                                            

In many places, we have mentioned that WebDriver uses the JSON wire protocol to communicate between client libraries and different driver (that is, Chrome Driver, IE Driver, Gecko Driver, and so on) implementations. In this section, we will see exactly what it is and which different JSON APIs a client library should implement to talk to the drivers.

JavaScript Object Notation (JSON) is used to represent objects with complex data structures. It is used primarily to transfer data between a...