Trait polars::frame::select::Selection [−][src]
pub trait Selection<'a, S> { fn to_selection_vec(self) -> Vec<&'a str, Global>; fn single(&self) -> Option<&str> { ... } }
Expand description
Allow selection by:
&str => df.select(“my-column”), (&str)“ => df.select((“col_1”, “col_2”)), Vec<&str)“ => df.select(vec![“col_a”, “col_b”]),
Required methods
fn to_selection_vec(self) -> Vec<&'a str, Global>