Hashtable Filtering - Powershell Typing CST Test
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Hashtable Filtering — Powershell Code
Filtering hashtable based on values.
$scores = @{ Alice=10; Bob=5; Charlie=12 }
$highScores = $scores.GetEnumerator() | Where-Object { $_.Value -ge 10 } | ForEach-Object { $_.Name, $_.Value }
Write-Host $highScoresPowershell Language Guide
PowerShell is a cross-platform task automation and configuration management framework, combining a command-line shell, scripting language, and object-based pipeline built on .NET. It is widely used for DevOps, system administration, cloud automation, and enterprise workflows.
Primary Use Cases
- ▸System administration & configuration
- ▸Cloud automation (Azure & Microsoft 365)
- ▸DevOps & CI/CD pipelines
- ▸Remote management & orchestration
- ▸File management & process automation
- ▸Infrastructure as Code (IaC) scripting
Notable Features
- ▸Object-based pipeline
- ▸Rich cmdlets and modules
- ▸Native .NET integration
- ▸Cross-platform support
- ▸Powerful remoting capabilities
Origin & Creator
Created by Microsoft, originally released in 2006 as 'Monad' before becoming Windows PowerShell, then PowerShell Core (open-source).
Industrial Note
PowerShell dominates enterprise automation across Windows Server, Azure, Active Directory, Intune, Office 365, and hybrid-cloud DevOps environments.