rustup update [toolchain]
Update Rust toolchains and rustup
Arguments
| Name | Description |
|---|
toolchain | Toolchain name, such as 'stable', 'nightly', or '1.8.0'. For more information see `rustup help toolchain` |
Options
| Name | Description |
|---|
--force | Force an update, even if some components are missing |
--force-non-host | Install toolchains that require an emulator. See https://github.com/rust-lang/rustup/wiki/Non-host-toolchains |
-h, --help | Prints help information |
--no-self-update | Don't perform self update when running the `rustup update` command |