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How can you write a Kotlin program with multiple main functions in different files and specify which one to run?

hard📝 Application Q9 of 15
Kotlin - Basics and JVM Runtime
How can you write a Kotlin program with multiple main functions in different files and specify which one to run?
AKotlin does not allow multiple main functions in a project.
BRename all main functions except one to startProgram().
CUse the command line to specify the main class or file to run.
DUse annotations to mark the main function to run.
Step-by-Step Solution
Solution:

  1. Step 1: Understand multiple mains in Kotlin projects

    Kotlin allows multiple main functions in different files or classes.

  2. Step 2: How to choose which main runs

    You specify the main class or file to run via the command line or IDE run configuration.

  3. Final Answer:

    Use the command line to specify the main class or file to run. -> Option C

  4. Quick Check:

    Multiple mains run by specifying main class [OK]
Quick Trick: Specify main class in run command to choose main [OK]
Common Mistakes:
MISTAKES
  • Thinking only one main allowed
  • Renaming main functions arbitrarily
  • Expecting annotations to select main

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