Module 2 of 5 in Learn the Kotlin Language

Utilize Control Flow in Kotlin

May 22 2024, Kotlin 1.9.23, Android 14, Kotlin Playground
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This module teaches how to use Kotlin’s control flow features to branch code based on variable state. By Karol Wrótniak.

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EXPERIENCE
Beginner level
EST TIME TO COMPLETE
58 mins
CONTENT
4 lessons
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Module outcomes

  • Branch code based on variable state using by either if or when statements
  • Conditionally setup variables
  • Use the various looping constructs to perform repetitive tasks

Covered concepts

  • If / When keywords
  • Branching logic
  • For / repeat loops
  • Break / continue in loops
  • Null operators
  • Elvis operator

Module content

1
Branch Control Flow Lesson (14 mins)

Learn how to check conditions in the code, the basic conditional statements and the variable’s scopes.

 Start
Introduction • Start Reading · 1 min
Instruction Reading · 5 mins
Demo Video · 8 mins
Conclusion Reading · 1 min
Quiz: Branch Control Flow 6 questions
2
Leverage When Expressions Lesson (12 mins)

Explore complex conditions with multiple code branches. Learn how to use conditions as expressions.

 Start
Introduction • Start Reading · 1 min
Instruction Reading · 2 mins
Demo Video · 8 mins
Conclusion Reading · 1 min
Quiz: Leverage When Expressions 6 questions
3
Loop Code Lesson (16 mins)

Learn how to execute fragments of the code repeatedly. Discover various kinds of loops and how to control their flow.

 Start
Introduction • Start Reading · 1 min
Instruction Reading · 4 mins
Demo Video · 10 mins
Conclusion Reading · 1 min
Quiz: Loop Code 8 questions
4
Work with Null Values Lesson (16 mins)

Discover the differences between nullable and non-nullable types. Learn about Null safety and null checks.

 Start
Introduction • Start Reading · 1 min
Instruction Reading · 5 mins
Demo Video · 9 mins
Conclusion Reading · 1 min
Quiz: Work with Null Values 4 questions