Explanation of Updates:
EMA Calculation:
The script calculates a 9-period Exponential Moving Average (emaValue).
Sell Condition:
openEqualsHigh is true.
emaValue is below the previous candle's low (prevLow).
Buy Condition:
openEqualsLow is true.
emaValue is above the previous candle's high (prevHigh).
Signal Plot:
A green upward label (Buy) is plotted for buy signals.
A red downward label (Sell) is plotted for sell signals.
EMA Plot:
The 9-period EMA is plotted on the chart for reference.
Steps to Use:
Paste this code into the Pine Editor in TradingView.
Click Add to Chart.
The script will display buy and sell signals along with the 9-period EMA.