バッチファイル
powershell -command "Get-Content output1.txt -Head 2 | Out-Host"
powershell -command "Get-Content output1.txt -Tail 2 | Out-Host"
powershell -command "Get-Content output1.txt | Select-Object -First 2 | Out-Host"
powershell -command "Get-Content output1.txt | Select-Object -Last 2 | Out-Host"
powershell -command "Get-Content output1.txt | Select-Object -Skip 2 | Out-Host"
配列を使って2行目から4行目を 先頭から最終行
powershell -command "(Get-Content output1.txt)[1..3] | Out-Host"
powershell -command "(Get-Content output1.txt)[0..-1] | Out-Host"
先頭の行を最終行に移動して出力
powershell -command " $contents = (Get-Content sendtext.txt)[0];Get-Content sendtext.txt | Select-Object -Skip 1 | ForEach-Object { Write-Host $_ } ;Write-Host $contents "