Functions Labs

MyPlayground.playground/Pages/main.xcplaygroundpage/Contents.swift

@@ -15,8 +15,12 @@
  */
 // write your code here
 
+func frozen ()
+{
+    print("Let it go!")
+}
 
-
+frozen()
 
 
 
@@ -27,7 +31,13 @@
  */
 // write your code here
 
+func frozenAgain ()
+{
+    let message = "Let it go"
+    print(message)
+}
 
+frozenAgain()
 
 
 
@@ -38,8 +48,11 @@
  */
 // write your code here
 
-
-
+func charName (name: String)
+{
+    print("My favorite character is \(name)")
+}
+charName(name: "daffy")
 
 
 
@@ -49,6 +62,14 @@
  */
 // write your code here
 
+let cName = "Mickey"
+charName(name: cName)
+
+var cNameVar = "Mini"
+charName(name: cNameVar)
+
+cNameVar = "Superman"
+charName(name: cNameVar)
 
 
 
@@ -60,8 +81,12 @@
  */
 // write your code here
 
+func problems (numProblems: Int)
+{
+    print ("I got \(numProblems) problems but Swift ain't one")
+}
 
-
+problems(numProblems: 3)
 
 
 
@@ -71,20 +96,23 @@
  ### 6. Write a function that takes two arguments, the name of a band (a `String`) and a number (an `Int`). It should print the message "My #<number> favorite band is <band>." to the console.
  */
 // write your code here
+func favBand (number: Int, isBandName: String)
+{
+    print("My #\(number) favorite band is \(isBandName)")
+}
 
-
-
+favBand(number: 2, isBandName: "Envogue")
 
 
 
 /*: question7
  ### 7. The code below is broken. Can you identify which line has an error and fix it so that it works again? Uncomment the code below before starting.
  */
-//func badFavoriteBand(bandName: String, position: Int) {
-//    print("My #\(position) favorite band is \(bandName).")
-//}
-//
-//badFavoriteBand("The Beatles", 2)
+func badFavoriteBand(bandName: String, position: Int) {
+    print("My #\(position) favorite band is \(bandName).")
+}
+
+badFavoriteBand(bandName: "The Beatles", position: 2)
 
 
 
@@ -95,11 +123,11 @@
 /*: question8
  ### 8. This code is broken, too. Assume the call to the function is correct. What's broken about the function definition? Can you fix it? Uncomment the code below before starting.
  */
-//func alsoBadFavoriteBand(bandName: String, position: String) {
-//    print("My #\(position) favorite band is \(bandName)")
-//}
-//
-//alsoBadFavoriteBand(bandName: "Blink-182", position: 42)
+func alsoBadFavoriteBand(bandName: String, position: Int) {
+    print("My #\(position) favorite band is \(bandName)")
+}
+
+alsoBadFavoriteBand(bandName: "Blink-182", position: 42)
 
 
 
@@ -111,9 +139,12 @@
  ### 9. Let's play Mad Libs! Create a function called `madLib`. It should take three parameters: A character name, a noun, and a preposition, and print out the line "To <noun> and <preposition>, <character name>!" to the console. Don't forget to call your function to test it out!
  */
 // write your code here
+func madLibs (crName: String, noun: String, preposition: String)
+{
+    print("To \(noun) and \(preposition), \(charName)")
+}
 
-
-
+madLibs (crName: "Scooby", noun: "cow", preposition: "upon")
 
 
 
@@ -123,7 +154,11 @@
  */
 // write your code here
 
-
+func buzz () -> String
+{
+    let lightYear = "Buzz LightYear to the rescue!"
+    return lightYear
+}
 
 
 
@@ -134,16 +169,28 @@
  */
 // write your code here
 
+func retNumber () -> Int
+{
+    let num: Int = 43
+
+    return num
+
+}
 
-
+retNumber ()
 
 
 
 /*: question12
  ### 12. Create a function that takes in a characters name. This function will return back a `String` as follows: "To infinity and beyond, <character name>!". The character name should be returned uppercased.
  */
 // write your code here
-
+func charName2 (name: String) -> String
+{
+    name.uppercased()
+    let newString = "To infinity and beyone, \(name)!"
+    return newString
+}