(PECL trader >= 0.2.0)
Chaikin A/D Line
array trader_ad ( array $high, array $low, array $close, array $volume )
Parameters:
high
High price, array of real values.
low
Low price, array of real values.
close
Closing price, array of real values.
volume
Volume traded, array of real values.
Returns:
Returns an array with calculated data or false on failure.
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