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Slices in Rust

A slice &[T] is a fat pointer — data pointer plus length — borrowing a contiguous run of elements owned by an array, Vec, or String. Indexing is bounds-checked against the stored length, and the slice can never outlive its backing storage.

Questions this Concept answers

Why is a slice a better argument type than a bare pointer for a buffer a driver is about to read?

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Array Slicing Syntax in Rust

A slice is a reference (a "view") into a contiguous portion of an existing data structure, such as an array, rather than an independently owned copy, allowing safe, efficient access to a subset of da…