iOS App Development Tutorial 11 Scope
iOS App Development Tutorial - 11 - Scope
Link for this tutorial https://youtu.be/5A8F-sndC1A
Checkout the Complete playlist of iOS App Development with Objective C and Xcode 7 Tutorials @ https://goo.gl/CqAFNg
scopes define a namespace. Variables have names, and functions have names, but those names are only applicable within that namespace. Within a given scope, order matters. So as you declare things from top to bottom, the names at the top can be referenced after they've been declared, but not before. A special scope is the global scope. Anything that's defined in the global scope can be found by anything else.
Link for this tutorial https://youtu.be/5A8F-sndC1A
Checkout the Complete playlist of iOS App Development with Objective C and Xcode 7 Tutorials @ https://goo.gl/CqAFNg
scopes define a namespace. Variables have names, and functions have names, but those names are only applicable within that namespace. Within a given scope, order matters. So as you declare things from top to bottom, the names at the top can be referenced after they've been declared, but not before. A special scope is the global scope. Anything that's defined in the global scope can be found by anything else.
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