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<# : 
@echo off
echo start ps
:: $cmdargs variable will contain the command line.
powershell $cmdargs="""%*""";$exp=$(Get-Content '%~f0') -replace """`n""",""";""" ;invoke-expression """$exp"""
exit /b 0
#>

Write-Host "Hello from PowerShell";
Write-Host "Hello from PowerShell"

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@echo off
rem "installing" a caller.A files with .psc1 extension will be able to execute batch code but is not perfect as the %0 argument is lost
if not exist "c:\caller.bat" (
   echo @echo off
   echo copy "%%~nx1"  "%%temp%%\%%~nx1.bat" /Y ^>nul
   echo "%%temp%%\%%~nx1.bat"  %%*
) > c:\caller.bat

:: to restore use   assoc .psc1=Microsoft.PowerShellConsole.1
assoc .psc1=batps
ftype batps=c:\caller "%1" %*

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set dummy="
goto :pscomment
"   
<#
:pscomment

echo echo from bat
PowerShell -NoProfile -ExecutionPolicy Bypass -file "%~dpfnx1"

exit /b 0
#>

echo "echo from powershell"

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type filename.bat | powershell -c -

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@echo off
powershell "$cmdllineargs="""%*""";$expression=""""";$flag=0;$reader=[System.IO.File]::OpenText("""%~dpsnx0""");try{for(;;){$line=$reader.ReadLine();if($line -eq $null -or $line -eq """###end powershell###"""){break};if($flag -eq 1){$expression=$expression+""";"""+$line}if($line -eq """###start powershell###"""){$flag=1};}}finally{$reader.Close()};Invoke-Expression -Command $expression"

echo echo from bat
exit /b 0

###start powershell###
$a=1
$b=1
$a+$b
"is the sum of 1 and 1" 
###end powershell###

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@if (@X)==(@Y) @end/*JScript comment
@echo off
echo produced from bat
mshta vbscript:execute("CreateObject(""Scripting.FileSystemObject"").GetStandardStream(1).Write(""produced from vbscript""):Close") |findstr "^"
powershell "$expression=""""";$flag=0;$reader=[System.IO.File]::OpenText("""%~dpsnx0""");try{for(;;){$line=$reader.ReadLine();if($line -eq $null -or $line -eq """###end powershell###"""){break};if($flag -eq 1){$expression=$expression+""";"""+$line}if($line -eq """###start powershell###"""){$flag=1};}}finally{$reader.Close()};Invoke-Expression -Command $expression"
cscript /E:JScript /nologo "%~f0" 
exit /b 0

###start powershell###
"produced from powershell" 
###end powershell###
**/
WScript.Echo("Produced from jscript")

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@echo off

powershell -Command Invoke-Expression $( $i = ( $s = Get-Content '%~f0' ) ^| Select-String -Pattern '^^-=- POWERSHELL -=-$' ^| %% { $_.LineNumber }; if ( -not $i -or $i.length -gt 1 ) { Write-Host 'PoSH-in-CMD Embedding Error' -Foreground Red; exit 255; } [String]::Join( [Environment]::NewLine, $s[$i..$s.length] ) ) %*

goto :EOF

-=- POWERSHELL -=-

Write-Host "Hello from PowerShell"

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@echo off

powershell -Command Invoke-Expression $( ^
   $i = ( $s = Get-Content '%~f0' ) ^
      ^| Select-String -Pattern '^^-=- POWERSHELL -=-$' ^
      ^| %% { $_.LineNumber }; ^
   if ( -not $i -or $i.length -gt 1 ) { ^
      Write-Host 'PoSH-in-CMD Embedding Error' -Foreground Red; ^
      exit 255; ^
   } ^
   [String]::Join( [Environment]::NewLine, $s[$i..$s.length] ) ^
) %*

goto :EOF

-=- POWERSHELL -=-

Write-Host "Hello from PowerShell"

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<# : 
@echo off
echo start ps
powershell $cmdargs="""%*""";$exp=$(Get-Content '%~f0') -replace """`n""",""";""" ;invoke-expression """$exp"""
exit /b 0
#>

Write-Host "Hello from PowerShell";
Write-Host "Hello from PowerShell"

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<# :
@echo off
echo start ps
( del /q /f "%0.ps1" >nul 2>&1
  ren "%~dpfnx0" "%0.ps1"
  call PowerShell -NoProfile -ExecutionPolicy Bypass -file "%~dpfnx0.ps1" %*
  ren "%~dpfnx0.ps1" "%~nx0"  )
exit /b 0
#>

Write-Host "Hello from PowerShell";
Write-Host "Hello from PowerShell"

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<# :
@echo off
setlocal
set "POWERSHELL_BAT_ARGS=%*"
if defined POWERSHELL_BAT_ARGS set "POWERSHELL_BAT_ARGS=%POWERSHELL_BAT_ARGS:"="""%"
endlocal & powershell -NoLogo -NoProfile -Command "$input | &{ [ScriptBlock]::Create( ( Get-Content \"%~f0\" ) -join [char]10 ).Invoke( @( &{ $args } %POWERSHELL_BAT_ARGS% ) ) }"
goto :EOF
#>

$args;