Result::as_deref and Result::as_deref_mut : Useful for working with references inside Result types.
Range::is_empty and RangeInclusive::is_empty : Simple checks for whether a range contains no values. What’s new in Rust 1.47
: Added the Ayu theme to the documentation generator and enhanced the search functionality with a new help button for type-based searches. If you'd like more details, I can: and checked_mul .
Integer arithmetic operations like checked_add , saturating_sub , and checked_mul . What’s new in Rust 1.47