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Rust · Trait

Default

Default is a Rust trait for useful fallback values. Use Default::default() or derive Default to create values without specifying every field.

Last updated

Since
1.0.0

Syntax

pub trait Default: Sized { fn default() -> Self; }

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  • Default::default
  • derive(Default)
  • #[default]
  • Option::default

Source: Default in core::default - Rust. Checked 2026-11-03.