I'm not sure that there is a way do it without temporary files and why it need at last, maybe for tuning PowerShell host at start? This sample demonstrates how to launch PowerShell host inside CommandPrompt session and change it caption on clock. (Note: be sure that you have enough rights to execute PowerShell scripts - Get-ExecutionPolicy).
Batch, 37 lines
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setlocal
rem looking for PowerShell code
for /f "tokens=* delims=:" %%i in ('findstr "^::" "%~dpnx0"') do (
rem and store it at *.ps1 file
1>>script.ps1 (echo.%%i)
)
rem executing PowerShell script
powershell /nologo /noprofile /noexit /file script.ps1
rem remove *.ps1 file after closing host
del /f /q "%~dp0script.ps1"
endlocal
exit /b
:code
::$code = {
:: $regex = '\d{2}:\d{2}\d{2}'
::
:: do {
:: $clock = Get-Date -for 'HH:mm:ss'
:: $title = [Console]::Title
::
:: if ($title -match $regex) {
:: $fresh = $title -replace $regex
:: }
:: else {
:: $fresh = "$clock $title"
:: }
::
:: [Console]::Title = $fresh
:: sleep -sec 1
:: } while ($true)
::}
::
::$posh = [PowerShell]::Create()
::$null = $posh.AddScript($code)
::$posh.BeginInvoke() | out-null
|
Tags: powershell
