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Home > [Scripting Reference](Scripting Reference) > os.is64bit
The os.is64bit function determines if the host is using a 64-bit processor.
#!lua os.is64bit()
Introduced in Premake 4.4.
True if the host system has a 64-bit processor, false otherwise.
#!lua if os.is64bit() then print("This is a 64-bit system") else print("This is NOT a 64-bit system") end