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Returns a string that identifies the current operating system.
Syntax
oscpuInfo = window.navigator.oscpu
oscpuInfois a string that takes the following form:
| 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) | PPC Mac OS X x.y |
| Mac OS X (i386/x64 build) | Intel Mac OS X x.y |
| Linux 64-bit (32-bit build) | Output of uname -s plus "i686 on x86_64" |
| Linux | Output of uname -sm |
1x.y refers to the version of the operating system
Example
function osInfo() {
alert(window.navigator.oscpu);
}
// returns: "Windows NT 6.0" for example
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.
Specifications
Not part of any specifications