[R-SIG-Finance] Quantmod problem: calling Charts from function
Daniel Probst
daniel.probst at web.de
Thu Nov 18 18:54:58 CET 2010
Hello,
I get different behaviour calling candleChart directly versus calling it in a function: only one of multiple technical analyses is plotted.
Example:
#####################################
library(quantmod)
getSymbols("AAPL",src="yahoo")
# WORKS
candleChart(AAPL,multi.col=TRUE,theme="white")
addBBands()
addMACD()
addMACD()
# Doesn't work
test<- function(x) {
candleChart(x,multi.col=TRUE,theme="white")
addBBands()
addMACD()
addMACD()
}
test(AAPL)
# only shows first MACD not 2nd unlike in direct call
###########################
Any pointers where the different behaviour comes from?
Many thanks
Daniel Probst
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