Array is an ordered, random-access collection type. Arrays are one of the most commonly used data types in an app. We use the Array type to hold elements of a single type, the array’s Element type. An array can store any kind. Empty arrays The following three declarations are equivalent: …
Bishal Ram Operators in Swift
Types of Operators 1. Assignment Operator Assigns the value on the right-hand side to the variable or constant on the left-hand side. (=) 2. Arithmetic Operators Swift provides standard arithmetic operators for mathematical operations: 3. Compound Assignment Operators These combine an operation with assignment, allowing you to update a variable …
Variables & Properties
Creating a Variable Declare a new variable with var, followed by a name, type, and value: var num: Int = 10 Variables can have their values changed: num = 20 // num now equals 20 Unless they’re defined with let: let num: Int = 10 // num cannot change Property …
Data Types
There are six basic types of data types in Swift programming. Character The character data type is used to represent a single-character string. We use the Character keyword to create character-type variables. For example String The string data type is used to represent textual data. We use the String keyword to create string-type variables. …
Getting Started with Swift Programming
Swift is a powerful and intuitive programming language developed by Apple Inc. It was introduced in 2014 as a replacement for Objective-C to develop applications for iOS, macOS, watchOS, and tvOS platforms. Swift is designed to be modern, safe, fast, and developer-friendly. Key Features of Swift: To start programming in …