Technical indicators

Technical indicators with possibility of update/add last item (candle) of result. This may be usefull when use realtime (for example WebSockets) data.

Indicators

• ATR
• Average gain
• Average loss
• Bollinger bands
• EMA
• PMax - https://www.tradingview.com/script/sU9molfV/
• RMA
• RSI
• SMA
• Standard deviation
• Stochastic
• True range
• VWAP
• T3
• VWMA
• FBB - https://www.tradingview.com/script/qIKR3tbN-Fibonacci-Bollinger-Bands/
• WWMA
• VAR
• OTT - https://www.tradingview.com/script/zVhoDQME/
• Highest
• Lowest
• Williams VIX - https://www.tradingview.com/script/og7JPrRA-CM-Williams-Vix-Fix-Finds-Market-Bottoms/

Example

const candles = [
    { time: 0, close: 12.2 },
    { time: 1, close: 12.4 },
    { time: 2, close: 13 }
  ];
  const period = 1;
  const rsi = RSI({ candles, period });
  console.log(rsi);
  /*
    {
      result: [
        { time: 1, value: 100, candle: { time: 1, close: 12.4 } },
        { time: 2, value: 100, candle: { time: 2, close: 13 } }
      ],
      update: [Function: update]
    }
  */
  const rsiResult = rsi.update({ time: 2, close: 1 });
  console.log(rsiResult);
  /*
    { time: 2, value: 0, candle: { time: 2, close: 1 } }
  */