using context api in react native code example

Example: react context api

DEFINITION::::::
Context provide a way to pass data through the component tree without 
having to pass down manually at every level

HOW TO USE::::::
DECLARATION:::
	const MyContext = React.createContext()
Creating a new Context for each unique piece of data that needs to be available
throughout your component data
	const LocaleContext = React.createContext()
Properties of LocaleContext --------
	LocaleContext.Provider
    LocaleContext.Consumer

What is a Provider 
	Allows us to "declare the data that we want available throughout our
	component tree"

What is a Consumer
	Allows "any component in the tree that needs that data to be able to 
    subscibe to it"

How to use Provider	
	<MyContext.Provider value={data}>
      <App />
    </MyContext.Provider>