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Function Get-HelloWorld {
Param(
[Parameter(Mandatory=$false, Position=0)]
[string]$Person = "World"
)
return "Hello, $Person!"
}
Get better at programming through fun, rewarding coding exercises that test your understanding of concepts with Exercism.
Convert color codes, as used on resistors, to a numeric value.
Rebuild binary trees from pre-order and in-order traversals.
Make a chain of dominoes.
Powershell runs on Windows, macOS, and Linux.
Leverage the .NET framework with ease.
Leverage pipelines to chain commands together.
Powerful command line interface, that lets you interact with the system.
Set execution policy which allows you to control the level of trust for scripts.
Extensible with modules and scripts from the community, or create your own.
Every language has its own way of doing things. PowerShell is no different. Our mentors will help you learn to think like a PowerShell developer and how to write idiomatic code in PowerShell. Once you've solved an exercise, submit it to our volunteer team, and they'll give you hints, ideas, and feedback on how to make it feel more like what you'd normally see in PowerShell - they'll help you discover the things you don't know that you don't know.
Learn more about mentoring
The PowerShell track on Exercism has 125 exercises to help you write better code. Discover new exercises as you progress and get engrossed in learning new concepts and improving the way you currently write.
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The best part, it’s 100% free for everyone.