CDLPIERCING

Summary

Two-candle pattern: a long black candle followed by a long white candle that opens below the prior low and closes back above the midpoint of the prior black body. Bullish reversal signal. A hit (+100) is a bullish reversal signal.

Notes

A prior downtrend is not verified.

Inputs

inOpen — Open price of each bar
inHigh — High price of each bar
inLow — Low price of each bar
inClose — Close price of each bar

Outputs

outInteger — +100 when the piercing pattern is detected; 0 otherwise. Always bullish, never emits -100

Properties

Numerical Stability: Start-Independent

Display Flags
☐ Overlap Input
✅ Independent Y-Axis i
✅ Candlestick i

Implementation

TA-Lib Definition: cdlpiercing.c · cdlpiercing.yaml

Native	File
C	`ta_CDLPIERCING.c`
Rust	`cdlpiercing.rs`
Java	`Core_CDLPIERCING.java`

TA-Lib is also available for Python, R and more using a wrapper.

Aliases

Piercing Pattern, Piercing Line