このコマンドレット、この前 PowerShell で実行した、ような・・・・・・ ref: http://qiita.com/cd01/items/1f4a380234ef9ea86d73

$Env

function Prompt {
    # PowerShell 3.0+
    Export-Csv -Path ~\.posh_history.csv -InputObject (Get-History)[-1] -Append
    return "$pwd > "
}

Import-Csv ~\.posh_history.csv | Add-History

$Env:USEPROFILE\Documents\WindowsPowerShell\Microsoft.PowerShell_profile.ps1

function Prompt {
    # PowerShell 3.0+
    Export-Csv -Path ~\.posh_history.csv -InputObject (Get-History)[-1] -Append
    return "$pwd > "
}

Import-Csv ~\.posh_history.csv | Add-History

file0.txt

# 2.0 向け（PowerShell 2.0 のことは忘れましょう
if (-not (Test-Path ~\.posh_history.csv)) {
    "#TYPE Microsoft.PowerShell.Commands.HistoryInfo" | Out-File ~\.posh_history.csv -encoding UTF8
    '"Id","CommandLine","ExecutionStatus","StartExecutionTime","EndExecutionTime"' | Out-File ~\.posh_history.csv -encoding UTF8 -append
}
$h = (Get-History)[-1]
$csv = "`"$($h.Id)`",`"$($h.CommandLine)`",`"$($h.ExecutionStatus)`",`"$($h.StartExecutionTime)`",`"$($h.EndExecutionTime)`""
$csv | Out-File ~\.posh_history.csv -encoding UTF8 -append