Course of Raku / Essentials / Control flow essentials

Conditional checks

As soon as you want the program to behave differently in response to different circumstances, you can start using if and its family.

All these constructs need some condition, which is a Boolean value or a Boolean expression, or any other expression that can be converted to a Boolean value.

Topics in this section

• if blocks
• else blocks
• Using elsif
• Using unless
• if and unless as statement modifiers
• Comparing numbers
• Comparing strings
• Ternary operator

Practice

Complete the quizzes that cover the contents of this section.

• Quiz: if
• Quiz: if, elsif, and else
• Quiz — Compare numbers
• Quiz 1 — Compare strings
• Quiz 2 — the condition in if*
• Quiz — Ternary operator

Exercises

This section contains 4 exercises. Examine all the topics of this section before doing the coding practice.

1. Plural ending
2. FizzBuzz
3. How many numbers are equal?
4. Leap year

Course navigation

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