Question

Intro to App Development with Swift by Apple education, Apple Education

ITEC245, iOS App Development Description:

Write a report with your self reflection and learning outcome on below topics: 1. Playground Basics with sample program , Naming and Identifiers with sample program , Strings with sample program , First App with sample program , Functions with sample program

Answer 1

Playground Basics with sample program:

Apple developed a tool named xcode that provides a facility to develop an application using the programming language named swift. xcode will be dowload from app store and get start to program with swift.

open the xcode after dowload swift

Click on Get started with a playground and select blank iOS->Blank->Next

Give the file name Test.Playground and select the location an create.

sample playgrond code:

import Foundation

var message = "Hello! How are you?"
print(message)

sample output:

Naming and Identifiers with sample program

import Foundation

//declare a variable name identifier
var name:String = "John" //string type
var age:Int = 20 //integer type
print("My name is \(name) and \(age) years old") //print the name and age

sample output:

Strings with sample program

import Foundation

var str1:String = "Hello!" //declare first string
var str2:String = " How are you?" //declare second string
var message = str1 + str2 //concatinate both string
print(message) //print

sample program:

Functions with sample program

import Foundation
func message(name: String) -> String { //function with return type String
    let message = "Hello, " + name + "!" //message
    return message //return
}

print(message(name: "John")) //call the function

sample output:

First App with sample program:

Now create a simple app

Create a new Xcode project click on that and select the iOS->single Viw App->Next

Now give the name of the product selct language swift and user interface storyboard and click Next.

Select the location of the project and save it.

sample output: