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Working with Variables and Constants in Objective-C

30 bytes added, 14:38, 27 May 2010
→‎What is an Objective-C Constant?
== What is an Objective-C Constant? ==
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A constant is similar to a variable in that it provides a named location in memory to store a data value. Constants differ in one significant way in that once a value has been assigned to a constant it cannot subsequently be changed.
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The above code will, once again, result in a compilation error.
== Type Casting Objective-C Variables ==