Are these keywords identifiers? No, keywords are not identifiers. they gave me some keywords and tell me not to use them. What identifiers should I use then? For identifiers you have to use arbitrary words that are not keywords. It’s easier to explain with an example. Consider this line: int foo = 42; Here, int … Read more
here you have written type (id) & not written any identifier for this (id), thats why it is giving error.compiler always except identifier after the data type. it should be only [reachability currentReachabilityStatus]; solved xCode iOS Dev – Parse Issue : Expected Identifier? [closed]
You can make the scopes non-overlapping using braces: switch (something) { case 1: { int Number; } break; case 2: { float Number; } break; } Going out of scope is the only way a variable name is “deleted” in the sense you are talking about. Notably and unlike some other languages, C# doesn’t allow … Read more