Swift BasicsLesson 4Free preview

Swift Syntax

This lesson is part of Swift · All levels

Summary

This lesson reviews the basic syntax rules in Swift. Swift doesn't require semicolons at the end of the instruction line and has a very clean writing style. Developers will learn the writing of functions, variables, curly braces, and camelCase naming conventions that are standard in the Swift community.

Key points

The semicolon (;) is optional at the end of the statement line
The semicolon is only required if you write several statements in the same line
The instruction block is flanked by curly braces '{' and '}'
Standard variable naming and function using the lowerCamelCase convention

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