Trait polars::prelude::IndexToUsize

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pub trait IndexToUsize: Display {
    // Required method
    fn negative_to_usize(self, len: usize) -> Option<usize>;

    // Provided method
    fn try_negative_to_usize(self, len: usize) -> Result<usize, PolarsError>
       where Self: Sized + Copy { ... }
}

Required Methods§

source

fn negative_to_usize(self, len: usize) -> Option<usize>

Translate the negative index to an offset.

Provided Methods§

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fn try_negative_to_usize(self, len: usize) -> Result<usize, PolarsError>
where Self: Sized + Copy,

Implementors§