Hello World is an First program that explains how to write a program, compile and run the program in Swift.
Swift Hello World First Program
Hello World program contains three ports
Comments are string of text about lines of code or swift file.
These also ignored by swift compiler.
It always starts with
//followed by comment text
import keyword used to import namespaces that contains variables, functions into currect code. Foundation library is a basic library that provides utilities class in Swift to import
print is output function that print the string to the console.
Next,First Open Visual Studio Editor, Create a Hello.swift
Swift code extension is .swift
// Hello.swift // Hello World program in Swift import Foundation; print("Hello World W3schools.io!");
Compile and Run swift program
Compile the code using swiftc compiler
It compiles the code and creates an executable file
You can run the code using
In Linux or Mac