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//! 分配 Prelude //! //! 该模块的目的是通过在模块顶部添加全局导入来减轻 `alloc` crate 常用项的导入: //! //! //! ``` //! # #![allow(unused_imports)] //! #![feature(alloc_prelude)] //! extern crate alloc; //! use alloc::prelude::v1::*; //! ``` #![unstable(feature = "alloc_prelude", issue = "58935")] pub mod v1;