Expand description
The first version of the prelude of The Rust Standard Library.
See the module-level documentation for more.
Re-exports
pub use core::prelude::v1::concat_bytes;Experimental
pub use crate::marker::Send;pub use crate::marker::Sized;pub use crate::marker::Sync;pub use crate::marker::Unpin;pub use crate::ops::Drop;pub use crate::ops::Fn;pub use crate::ops::FnMut;pub use crate::ops::FnOnce;pub use crate::mem::drop;pub use crate::convert::AsMut;pub use crate::convert::AsRef;pub use crate::convert::From;pub use crate::convert::Into;pub use crate::iter::DoubleEndedIterator;pub use crate::iter::ExactSizeIterator;pub use crate::iter::Extend;pub use crate::iter::IntoIterator;pub use crate::iter::Iterator;pub use crate::option::Option;pub use crate::option::Option::None;pub use crate::option::Option::Some;pub use crate::result::Result;pub use crate::result::Result::Err;pub use crate::result::Result::Ok;pub use core::prelude::v1::assert;pub use core::prelude::v1::cfg;pub use core::prelude::v1::column;pub use core::prelude::v1::compile_error;pub use core::prelude::v1::concat;pub use core::prelude::v1::concat_idents;Experimental
pub use core::prelude::v1::env;pub use core::prelude::v1::file;pub use core::prelude::v1::format_args;pub use core::prelude::v1::format_args_nl;Experimental
pub use core::prelude::v1::include;pub use core::prelude::v1::include_bytes;pub use core::prelude::v1::include_str;pub use core::prelude::v1::line;pub use core::prelude::v1::log_syntax;Experimental
pub use core::prelude::v1::module_path;pub use core::prelude::v1::option_env;pub use core::prelude::v1::stringify;pub use core::prelude::v1::trace_macros;Experimental
pub use core::prelude::v1::Clone;pub use core::prelude::v1::Clone;pub use core::prelude::v1::Clone;pub use core::prelude::v1::Clone;pub use core::prelude::v1::Copy;pub use core::prelude::v1::Copy;pub use core::prelude::v1::Copy;pub use core::prelude::v1::Copy;pub use core::prelude::v1::Debug;pub use core::prelude::v1::Default;pub use core::prelude::v1::Default;pub use core::prelude::v1::Default;pub use core::prelude::v1::Default;pub use core::prelude::v1::Eq;pub use core::prelude::v1::Eq;pub use core::prelude::v1::Eq;pub use core::prelude::v1::Eq;pub use core::prelude::v1::Hash;pub use core::prelude::v1::Ord;pub use core::prelude::v1::Ord;pub use core::prelude::v1::Ord;pub use core::prelude::v1::Ord;pub use core::prelude::v1::PartialEq;pub use core::prelude::v1::PartialEq;pub use core::prelude::v1::PartialEq;pub use core::prelude::v1::PartialEq;pub use core::prelude::v1::PartialOrd;pub use core::prelude::v1::PartialOrd;pub use core::prelude::v1::PartialOrd;pub use core::prelude::v1::PartialOrd;pub use crate::borrow::ToOwned;pub use crate::boxed::Box;pub use crate::string::String;pub use crate::string::ToString;pub use crate::vec::Vec;Macros
alloc_error_handlerExperimental
Attribute macro applied to a function to register it as a handler for allocation failure.
benchExperimental
Attribute macro applied to a function to turn it into a benchmark test.
cfg_accessibleExperimental
Keeps the item it’s applied to if the passed path is accessible, and removes it otherwise.
cfg_evalExperimental
Expands all
#[cfg] and #[cfg_attr] attributes in the code fragment it’s applied to.derive_constExperimental
Attribute macro used to apply derive macros for implementing traits
in a const context.
test_caseExperimental
An implementation detail of the
#[test] and #[bench] macros.type_ascribeExperimental
Unstable placeholder for type ascription.
Attribute macro used to apply derive macros.
Attribute macro applied to a static to register it as a global allocator.
Attribute macro applied to a function to turn it into a unit test.