pub trait Samples {
// Required methods
fn is_empty(&self) -> bool;
fn len(&self) -> usize;
fn column_names<'a, 'h: 'a>(
&'a self,
header: &'h Header
) -> Box<dyn Iterator<Item = Result<&'a str>> + 'a>;
fn series(
&self
) -> Box<dyn Iterator<Item = Result<Box<dyn Series + '_>>> + '_>;
fn iter(&self) -> Box<dyn Iterator<Item = Box<dyn Sample + '_>> + '_>;
}
Expand description
Variant record samples.
Required Methods§
sourcefn column_names<'a, 'h: 'a>(
&'a self,
header: &'h Header
) -> Box<dyn Iterator<Item = Result<&'a str>> + 'a>
fn column_names<'a, 'h: 'a>( &'a self, header: &'h Header ) -> Box<dyn Iterator<Item = Result<&'a str>> + 'a>
Returns the column names.