Struct PriceChangePct 

pub struct PriceChangePct;

Reference to the price change percentage from previous close.

Returns the percentage change: ((current_close - prev_close) / prev_close) * 100

Example

use finance_query::backtesting::refs::*;

// Enter on big moves (>2% change)
let big_move = price_change_pct().above(2.0);
// Exit on reversal
let reversal = price_change_pct().below(-1.5);

Trait Implementations

impl Clone for PriceChangePct

fn clone(&self) -> PriceChangePct

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for PriceChangePct

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

Formats the value using the given formatter.

impl IndicatorRef for PriceChangePct

fn key(&self) -> String

Unique key for storing computed values in the context.

fn required_indicators(&self) -> Vec<(String, Indicator)>

Required indicators to compute this reference.

fn value(&self, ctx: &StrategyContext<'_>) -> Option<f64>

Get the value at current candle index from context.

fn prev_value(&self, ctx: &StrategyContext<'_>) -> Option<f64>

Get the value at the previous candle index.

impl Copy for PriceChangePct