How to detect if Windows is running 32 or 64 bit from a command script: Difference between revisions

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(New page: Category:English pages Category:Vista tips and tricks @if /I "%PROCESSOR_ARCHITECTURE%" == "AMD64" ( echo We are running I a 64-bit process on a 64-bit OS ) else if /I "%PROCESSO...)
 
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[[Category:English pages]]
[[Category:English pages]]
[[Category:Vista tips and tricks]]
[[Category:Vista tips and tricks]]
@if /I "%PROCESSOR_ARCHITECTURE%" == "AMD64" (
@if /I "%PROCESSOR_ARCHITECTURE%" == "AMD64" (
  echo We are running I a 64-bit process on a 64-bit OS
  echo We are running I a 64-bit process on a 64-bit OS
) else if /I "%PROCESSOR_ARCHITECTURE%" == "X86" (
) else if /I "%PROCESSOR_ARCHITECTURE%" == "X86" (
  @if /I "%PROCESSOR_ARCHITEW6432%" == "AMD64" (
  @if /I "%PROCESSOR_ARCHITEW6432%" == "AMD64" (
    echo We are running in a 32-bit process on a 64-bit OS (WOW64)
    echo We are running in a 32-bit process on a 64-bit OS (WOW64)
  ) else (
  ) else (
    echo We are running in a 32-bit process on a 32-bit OS
    echo We are running in a 32-bit process on a 32-bit OS
  )
  )
)
)


This is documented in Microsoft's document:
This is documented in Microsoft's document:

Revision as of 14:00, 11 January 2008

@if /I "%PROCESSOR_ARCHITECTURE%" == "AMD64" (
  echo We are running I a 64-bit process on a 64-bit OS
) else if /I "%PROCESSOR_ARCHITECTURE%" == "X86" (
  @if /I "%PROCESSOR_ARCHITEW6432%" == "AMD64" (
    echo We are running in a 32-bit process on a 64-bit OS (WOW64)
  ) else (
    echo We are running in a 32-bit process on a 32-bit OS
  )
)

This is documented in Microsoft's document:

Yderligere dokumnetation:


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