rustup doc
Open the offline Rust documentation for the current toolchain.
There are a lot more documentation pages not mentioned here. See rustup help doc for more information.
More information: https://rust-lang.github.io/rustup.
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Open the main page:
rustup doc -
Open the documentation for a specific topic (a module in the standard library, a type, a keyword, etc.):
rustup doc {{std::fs|usize|fn|...}} -
Open the Rust Programming Language book:
rustup doc --book -
Open the Cargo book:
rustup doc --cargo -
Open the Rust Reference:
rustup doc --reference
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