polars::prelude

Trait IsFirstDistinct

Source
pub trait IsFirstDistinct<T>
where T: PolarsDataType,
{ // Provided method fn is_first_distinct( &self, ) -> Result<ChunkedArray<BooleanType>, PolarsError> { ... } }
Available on crate feature is_first_distinct only.
Expand description

Mask the first unique values as true

Provided Methods§

Implementors§