Documentation/AlgoCode/Function reference
ppoline
Percentage Price Oscillator line
Reference/Oscillators/Function
ppoline(source, fast, slow, signal)
MACD as a percent of the slow EMA. Defaults 12, 26, 9. Sisters: pposignal, ppohist.
Return value
series
Short form: if the first argument is a number, Dovee uses close as the source.
Example
oscillator plot ppoline() as "PPO" plot pposignal() as "Signal" when ppoline() crosses above pposignal() then buy