Module core::prelude::v1

第一个版本的核心 prelude。

有关更多信息，请参见 模块级文档。

Re-exports

pub use crate::marker::Copy;

pub use crate::marker::Copy;

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::clone::Clone;

pub use crate::clone::Clone;

pub use crate::cmp::Eq;

pub use crate::cmp::Eq;

pub use crate::cmp::Ord;

pub use crate::cmp::Ord;

pub use crate::cmp::PartialEq;

pub use crate::cmp::PartialEq;

pub use crate::cmp::PartialOrd;

pub use crate::cmp::PartialOrd;

pub use crate::convert::AsMut;

pub use crate::convert::AsRef;

pub use crate::convert::From;

pub use crate::convert::Into;

pub use crate::default::Default;

pub use crate::default::Default;

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 crate::fmt::macros::Debug;

pub use crate::hash::macros::Hash;

pub use crate::assert;

pub use crate::cfg;

pub use crate::column;

pub use crate::compile_error;

pub use crate::concat;

pub use crate::concat_idents;

Experimental

pub use crate::env;

pub use crate::file;

pub use crate::format_args;

pub use crate::format_args_nl;

Experimental

pub use crate::include;

pub use crate::include_bytes;

pub use crate::include_str;

pub use crate::line;

pub use crate::llvm_asm;

DeprecatedExperimental

pub use crate::log_syntax;

Experimental

pub use crate::module_path;

pub use crate::option_env;

pub use crate::stringify;

pub use crate::trace_macros;

Experimental

Macros

benchExperimental

属性宏应用于函数以将其转换为基准测试。

cfg_accessibleExperimental

如果可以访问传递的路径，则保留适用于它的项，否则将其删除。

cfg_evalExperimental

扩展其所应用的代码片段中的所有 #[cfg] 和 #[cfg_attr] 属性。

test_caseExperimental

#[test] 和 #[bench] 宏的实现细节。

derive

用于应用派生宏的属性宏。

global_allocator

将属性宏应用于静态以将其注册为分配器。

test

将属性宏应用于函数以将其转换为单元测试。