PowerShell Quicktip #2: Filter-Left

A practical example of why you should filter as far left in your scripts as possible. It might matter.

#1
Get-Service | Where-object { $_.Status -eq 'Running' -and $_.name -like 's*'}
#2
Get-Service -name s*| Where-object { $_.Status -eq 'Running'}

#1
Measure-Command -Expression {Get-Service | Where-object { $_.Status -eq 'Running' -and $_.name -like 's*'}}
#2
Measure-Command -Expression {Get-Service -name s*| Where-object { $_.Status -eq 'Running'}}