diff --git a/Arrays.playground/Pages/main.xcplaygroundpage/Contents.swift b/Arrays.playground/Pages/main.xcplaygroundpage/Contents.swift index f77d3a8..63e0227 100644 --- a/Arrays.playground/Pages/main.xcplaygroundpage/Contents.swift +++ b/Arrays.playground/Pages/main.xcplaygroundpage/Contents.swift @@ -11,7 +11,7 @@ /*: question1 ### 1. Write an array called 'list' **without** a type specified that contains the string values "Bread", "Butter", "Cheese", "Lettuce", "Tomatoes". */ - // write your code here +var list = ["Bread", "Butter", "Cheese", "Lettuce", "Tomatoes"] @@ -21,7 +21,7 @@ /*: question2 ### 2. Write an array called 'shoppingList' **with** a type specified that contains the string values "Bread", "Butter", "Cheese", "Lettuce", "Tomatoes". */ -// write your code here +var shoppingList: [String] = ["Bread", "Butter", "Cheese", "Lettuce", "Tomatoes"] @@ -30,17 +30,18 @@ /*: question3 ### 3. Initialize an array called 'futureShoppingList' **with** a type specified and then add the string values "Bread", "Butter", "Cheese", "Lettuce", "Tomatoes". */ -// write your code here +var futureShoppingList: [String] +futureShoppingList = ["Bread", "Butter", "Cheese", "Lettuce", "Tomatoes"] /*: question4 ### 4. Write an array called 'cheeseSandwich' **with** a type specified whose value will never change (constant) and contains the string values "Bread", "Butter", "Cheese", "Lettuce", "Tomatoes". */ -// write your code here +let cheeseSandwich = ["Bread", "Butter", "Cheese", "Lettuce", "Tomatoes"] @@ -50,7 +51,7 @@ /*: question5 ### 5. Create a second array called 'dessertList' with a type specified which contains the string values "Cookie dough", "Icecream" */ -// write your code here +let dessertList: [String] = ["Cookie dough", "Icecream"] @@ -60,7 +61,7 @@ /*: question6 ### 6. Write an array called 'afternoonAttendance' **with** a type specified that contains the integer values 2, 10, 3, 15, 7. */ -// write your code here +var afternoonAttendance: [Int] = [2, 10, 3, 15, 7] @@ -72,10 +73,10 @@ /*: question7 ### 7. Assign the value at the second position in the 'shoppingList' array to a variable called 'itemToPrint' and print it to the screen. */ -// write your code here - +var itemToPrint = shoppingList[1] +print(itemToPrint) @@ -84,10 +85,10 @@ /*: question8 ### 8. Change the value of 'Cheese' in the 'futureShoppingList' array to 'Chicken' and then print the array to the console. */ -// write your code here - +futureShoppingList[2] = "Chicken" +print(futureShoppingList[2]) @@ -96,17 +97,25 @@ /*: question9 ### 9. Create a function named 'lifesEssential' that accepts an array of strings as a parameter called 'ingredients' and returns a boolean. Inside the function, check to see if the array passed to the function contains the value "Bread" at position 0. If it does, return a true value, if not false. */ -// write your code here - - +func lifesEssential(_ ingredients: [String]) -> Bool { + var sammich = ingredients[0] + if sammich == "Bread" { + return true + } + else { + return false + } +} +let essentials = ["Bread", "Lettuce", "Mayo", "Chicken"] +lifesEssential(essentials) /*: question10 ### 10. Pass the 'shoppingList' array to the 'lifesEssential' function and print the result (the result being the value which is returned as a result to the call to the lifesEssential function). */ -// write your code here +print(lifesEssential(shoppingList)) @@ -118,7 +127,7 @@ /*: question11 ### 11. Pass the 'desertList' array to the 'lifesEssential' function and print the result. */ -// write your code here +print(lifesEssential(dessertList))