core::ops::range::RangeInclusiveTrait

Signature

pub trait RangeInclusiveTrait+PartialOrd>

Trait functions

contains

Returns true if item is contained in the range.

Signature

fn contains, +PartialOrd, T, +Destruct, +PartialOrd>(
    self: @RangeInclusive, item: @T,
) -> bool

Examples

assert!(!(3..=5).contains(@2));
assert!( (3..=5).contains(@3));
assert!( (3..=5).contains(@4));
assert!( (3..=5).contains(@5));
assert!(!(3..=5).contains(@6));

assert!( (3..=3).contains(@3));
assert!(!(3..=2).contains(@3));

is_empty

Returns true if the range contains no items.

Signature

fn is_empty, +PartialOrd, T, +Destruct, +PartialOrd>(
    self: @RangeInclusive,
) -> bool

Examples

assert!(!(3_u8..=5_u8).is_empty());
assert!(!(3_u8..=3_u8).is_empty());
assert!( (3_u8..=2_u8).is_empty());