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Navigator.oscpu - Web APIs 编辑

The Navigator.oscpu property returns a string that identifies the current operating system.

Syntax

oscpuInfo = navigator.oscpu

Value

A DOMString providing a string which identifies the operating system on which the browser is running.

Operating system	`oscpuInfo` string format
OS/2	OS/2 Warp x (either 3, 4 or 4.5)
Windows CE	WindowsCE x.y¹
Windows 64-bit (64-bit build)	Windows NT x.y; Win64; x64
Windows 64-bit (32-bit build)	Windows NT x.y; WOW64
Windows 32-bit	Windows NT x.y
Mac OS X (PPC build)	PowerPC Mac OS X version x.y
Mac OS X (i386/x64 build)	Intel Mac OS X or macOS version x.y
Linux 64-bit (32-bit build)	Output of `uname -s` plus `i686 on x86_64`
Linux	Output of `uname -sm`

x.y refers to the version of the operating system

Example

function osInfo() {
  alert(window.navigator.oscpu);
}

osInfo(); // alerts "Windows NT 6.0" for example

Usage notes

Unless your code is privileged (chrome or at least has the UniversalBrowserRead privilege), it may get the value of the general.oscpu.override preference instead of the true platform.