Q100016: How to check if a Nuke environment variable exists

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SUMMARY

The following article discusses how to check to see if a Nuke environment variable exists.

MORE INFORMATION

 

On Windows

1) Select Start > All Programs > Accessories > Command Prompt.
2) In the command window that opens, enter echo %VARIABLE%. Replace VARIABLE with the name of the environment variable. For example, to check if NUKE_DISK_CACHE is set, enter echo %NUKE_DISK_CACHE%.

If the variable is set, its value is displayed in the command window.

On Mac or Linux

1) Launch Terminal or a shell.
2) Enter echo $VARIABLE. Replace VARIABLE with the name of the environment variable. For example, to check if NUKE_DISK_CACHE is set, enter echo $NUKE_DISK_CACHE.

If the variable is set, its value is displayed in the Terminal or shell window.



Keywords: Nuke, environment variables
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