R: Version Information

R.Version {base} | R Documentation

## Version Information

### Description

`R.Version()` provides detailed information about the version of R running.
`R.version` is a variable (a `list`) holding this information (and `version` is an `.Alias` to it for S compatibility), whereas `R.version.string` is simple `character` string, useful for plotting, etc.

### Usage

    R.Version()
    R.version
    R.version.string

### Value

`R.Version` returns a list with components

`platform` | the platform for which R was built. Under Unix, a triplet of the form CPU-VENDOR-OS, as determined by the configure script. E.g, `"i586-unknown-linux"`.
`arch` | the architecture (CPU) R was built on/for.
`os` | the underlying operating system
`system` | CPU and OS.
`status` | the status of the version (e.g., `"Alpha"`)
`status.rev` | the status revision level
`major` | the major version number
`minor` | the minor version number
`year` | the year the version was released
`month` | the month the version was released
`day` | the day the version was released
`language` | always `"R"`.

### See Also

`machine`.

### Examples

    R.version$os # to check how lucky you are ...
    plot(0) # any plot
    mtext(R.version.string, side=1,line=4,adj=1)# a useful bottom-right note

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