From d15234baa9c32a80fe05bf520f8ec3e2b8007074 Mon Sep 17 00:00:00 2001 From: davethai Date: Mon, 26 Nov 2018 18:41:59 -0500 Subject: [PATCH] Completed Questions --- .../main.xcplaygroundpage/Contents.swift | 41 +++++++++++-------- 1 file changed, 25 insertions(+), 16 deletions(-) diff --git a/MyPlayground.playground/Pages/main.xcplaygroundpage/Contents.swift b/MyPlayground.playground/Pages/main.xcplaygroundpage/Contents.swift index 09e428b..3e67f5e 100644 --- a/MyPlayground.playground/Pages/main.xcplaygroundpage/Contents.swift +++ b/MyPlayground.playground/Pages/main.xcplaygroundpage/Contents.swift @@ -11,41 +11,50 @@ /*: question1 ### 1. Write a function called `helloWorld()` that prints "Hello, world!" to the console. Then call it to see your string printed to the playground console. */ -// write your code here - +func helloWorld() { + print("Hello, world!") +} +helloWorld() /*: question2 ### 2. Write your own function in which you declare a constant inside the function's body and then print that constant to the console. Call this function to see your string printed to the playground console. */ -// write your code here - - +func printConstant() { + let constant = "This is a constant" + print(constant) +} +printConstant() /*: question3 ### 3. Write a function that takes a person's name as an argument and prints a greeting to the console. Call it several times with different arguments. What do you think you'll see in the console? */ -// write your code here - - +func greeting(name: String) { + print("Hello, \(name)") +} +greeting(name: "Archer") +greeting(name: "Garrus") /*: question4 ### 4. Now call the function you wrote in Question 3 using a variable or constant instead of a string literal. What do you expect to see in the console? Try passing in a _variable_ you declared (using `var`) as an argument. Then change that variable's value and call your function again. What do you see in the console? */ -// write your code here - - - +var test = "Joe Blogs" +greeting(name: test) +test = "Ranger" +greeting(name: test) /*: question5 ### 5. Write your own function in which you declare a _variable_ (of any type) inside the function's body. Print out this variable to the console from within your function. After you print the variable once, assign a new value to this variable on the next line. Print it again (after the line on which you assign it to a new value). Call your function several times. What do you expect to see printed to the playground's console each time you call this function? */ -// write your code here - - - +func forFun() { + var animal = "dog" + print(animal) + animal = "cat" + print(animal) +} +forFun() //: Click [here](https://github.com/learn-co-curriculum/swift-functionLab-lab/blob/solution/MyPlayground.playground/Pages/solution.xcplaygroundpage/Contents.swift) for a link to the solution.