From 5decb9c15588af416113ada656e0f3772a1c6c1a Mon Sep 17 00:00:00 2001 From: chadarutherford Date: Thu, 8 Nov 2018 14:38:01 -0500 Subject: [PATCH] Complete Problems --- .../main.xcplaygroundpage/Contents.swift | 53 +++++++++++-------- 1 file changed, 30 insertions(+), 23 deletions(-) diff --git a/MyPlayground.playground/Pages/main.xcplaygroundpage/Contents.swift b/MyPlayground.playground/Pages/main.xcplaygroundpage/Contents.swift index 09e428b..1a93368 100644 --- a/MyPlayground.playground/Pages/main.xcplaygroundpage/Contents.swift +++ b/MyPlayground.playground/Pages/main.xcplaygroundpage/Contents.swift @@ -11,41 +11,48 @@ /*: 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 printSalutations() { + let salutation = "Good Day!" + print(salutation) +} +printSalutations() /*: 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 sayHello(to name: String) { + print("Hello \(name)!") +} + +sayHello(to: "Brett") +sayHello(to: "Valerie") +sayHello(to: "Holly") +sayHello(to: "Kamryn") +sayHello(to: "Teagan") /*: 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 founderName = "Avi" +sayHello(to: founderName) +founderName = "Mike" +sayHello(to: founderName) /*: 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 changeValues() { + var someValue = "Time" + print(someValue) + someValue = "Money" + print(someValue) +} + +changeValues() //: 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.