Struct Series 

pub struct Series { /* private fields */ }

Series - represents a single column of data

Implementations

impl Series

pub fn from_vec(data: Vec<XdlValue>) -> DataFrameResult<Self>

Create a new Series from a vector

pub fn len(&self) -> usize

Get length

pub fn is_empty(&self) -> bool

Check if empty

pub fn get(&self, index: usize) -> DataFrameResult<&XdlValue>

Get value at index

pub fn dtype(&self) -> String

Get data type as string

pub fn head(&self, n: usize) -> DataFrameResult<Self>

Head - get first n elements

pub fn tail(&self, n: usize) -> DataFrameResult<Self>

Tail - get last n elements

pub fn describe(&self) -> DataFrameResult<HashMap<String, f64>>

Describe - get statistical summary for numeric series

pub fn sum(&self) -> DataFrameResult<f64>

Sum of numeric values

pub fn mean(&self) -> DataFrameResult<f64>

Mean of numeric values

pub fn unique(&self) -> Vec<XdlValue>

Get unique values

pub fn count(&self) -> usize

Count of values

pub fn value_counts(&self) -> HashMap<String, usize>

Value counts - return counts of unique values

pub fn map<F>(&self, f: F) -> DataFrameResult<Self>

where F: Fn(&XdlValue) -> XdlValue,

Apply a function to each element

pub fn filter<F>(&self, predicate: F) -> DataFrameResult<Self>

where F: Fn(&XdlValue) -> bool,

Filter elements based on predicate

pub fn data(&self) -> &[XdlValue]

Get the underlying data vector

Trait Implementations

impl Clone for Series

fn clone(&self) -> Series

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Series

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.