How to install Rust using rustup on macOS/Linux/Ubuntu

What is rustup?

rustup is an installer for Rust Programming Language. It is the official release channels or Rust which makes it easy to switch between stable, beta, and nightly compilers and keep them updated.

How to install Rust using rustup on Mac/Linux/Ubuntu?

1. Open Terminal
2. Run the below command on Bash/Zsh shell.

   % curl --proto '=https' --tlsv1.2 https://sh.rustup.rs -sSf | sh

   Some installation logs.

   Current installation options:
   
   
      default host triple: aarch64-apple-darwin
        default toolchain: stable (default)
                  profile: default
     modify PATH variable: yes
   
   1) Proceed with installation (default)
   2) Customize installation
   3) Cancel installation
   >1
   
   info: syncing channel updates for 'stable-aarch64-apple-darwin'
   info: latest update on 2023-07-13, rust version 1.71.0 (8ede3aae2 2023-07-12)
   info: downloading component 'cargo'
     5.0 MiB /   5.0 MiB (100 %)   4.0 MiB/s in  1s ETA:  0s
   info: downloading component 'clippy'
   info: downloading component 'rust-docs'
   ...
   ...
   info: downloading component 'rustfmt'
   info: installing component 'cargo'
   info: installing component 'clippy'
   info: installing component 'rust-docs'
    13.6 MiB /  13.6 MiB (100 %)   6.7 MiB/s in  2s ETA:  0s
   info: installing component 'rust-std'
    24.3 MiB /  24.3 MiB (100 %)  19.3 MiB/s in  1s ETA:  0s
   info: installing component 'rustc'
    52.6 MiB /  52.6 MiB (100 %)  21.5 MiB/s in  2s ETA:  0s
   info: installing component 'rustfmt'
   info: default toolchain set to 'stable-aarch64-apple-darwin'
   
     stable-aarch64-apple-darwin installed - rustc 1.71.0 (8ede3aae2 2023-07-12)
   
   
   Rust is installed now. Great!
   
   To get started you may need to restart your current shell.
   This would reload your PATH environment variable to include
   Cargo's bin directory ($HOME/.cargo/bin).
   
   To configure your current shell, run:
   source "$HOME/.cargo/env"