示例一

Get-ChildItem | ForEach-Object { "File length:"+$_.Length}
<#
File length:63
File length:381
File length:258
File length:643
File length:329
File length:942
File length:31
File length:168
File length:28
File length:3635
File length:1062
File length:210
File length:691
File length:441
File length:145
#>

示例二

PS D:\powershellscript> Get-WmiObject win32_service | ForEach-Object {"Name:"+$_.DisplayName,",is processid more than 100:"+($_.processid -gt 100)}
Name:Adobe Acrobat Update Service ,is processid more than 100:True
Name:AllJoyn Router Service ,is processid more than 100:False
Name:Application Layer Gateway Service ,is processid more than 100:False
Name:Application Identity ,is processid more than 100:False
Name:Application Information ,is processid more than 100:True

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PowerShell ForEach-Object循环示例_第1张图片