diff options
| -rw-r--r-- | swift.html.markdown | 11 | 
1 files changed, 7 insertions, 4 deletions
| diff --git a/swift.html.markdown b/swift.html.markdown index f24b1592..a47b085a 100644 --- a/swift.html.markdown +++ b/swift.html.markdown @@ -31,7 +31,7 @@ optionalString = nil  // Array  var shoppingList = ["catfish", "water", "lemons"]  shoppingList[1] = "bottle of water" -let emptyArray = String[]() +let emptyArray = [String]()  // Dictionary  var occupations = [ @@ -65,7 +65,7 @@ for (key, value) in dict {  for i in -1...1 { // [-1, 0, 1]    println(i)  } -// use .. to exclude the last number +// use ..< to exclude the last number  // while loop  var i = 1 @@ -127,6 +127,7 @@ increment(7)  //  // Closures  // +var numbers = [1, 2, 6]  // Functions are special case closures ({}) @@ -140,8 +141,10 @@ numbers.map({    })  // When the type is known, like above, we can do this -var numbers = [1, 2, 6]  numbers = numbers.map({ number in 3 * number }) +//Or even this +//numbers = numbers.map({ $0 * 3 }) +  print(numbers) // [3, 6, 18] @@ -221,4 +224,4 @@ enum Suit {  // Generics: Similar to Java. Use the `where` keyword to specify the  //   requirements of the generics. -```
\ No newline at end of file +``` | 
