Environment::Is64BitOperatingSystem Property

.NET Framework (current version)

Determines whether the current operating system is a 64-bit operating system.

Namespace: System
Assembly: mscorlib (in mscorlib.dll)

Syntax

public:
property bool Is64BitOperatingSystem {
	static bool get();
}

true if the operating system is 64-bit; otherwise, false.

.NET Framework
Available since 4.0