Swift Tutorial - Tutorialspoint

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Table of Contents

About the Tutorial .................................................................................................................................. i

Audience ................................................................................................................................................ i

Prerequisites .......................................................................................................................................... i

Execute Swift Online............................................................................................................................... i

Disclaimer & Copyright ........................................................................................................................... i

Table of Contents .................................................................................................................................. ii

1. SWIFT – OVERVIEW ............................................................................................................ 1


2. SWIFT – ENVIRONMENT..................................................................................................... 2

Try it Option Online ............................................................................................................................... 2

Local Environment Setup ....................................................................................................................... 2

3. SWIFT – BASIC SYNTAX ....................................................................................................... 6

Import in Swift ...................................................................................................................................... 6

Tokens in Swift ...................................................................................................................................... 6

Comments ............................................................................................................................................. 7

Semicolons ............................................................................................................................................ 7

Identifiers .............................................................................................................................................. 7

Keywords............................................................................................................................................... 8

Whitespaces .......................................................................................................................................... 9

Literals ................................................................................................................................................... 9

4. SWIFT – DATA TYPES ........................................................................................................ 10

Built-in Data Types .............................................................................................................................. 10

Bound Values ...................................................................................................................................... 11

Type Aliases ......................................................................................................................................... 11

Type Safety .......................................................................................................................................... 12