Created
January 3, 2012 23:26
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loading yahoo finance data directly into R
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| yahoo <- function(s) read.csv(file=paste('http://ichart.finance.yahoo.com/table.csv?s=',s,'&c=1900&f=2012&g=d',sep='')); | |
| ticker = 'AAPL' | |
| dat = yahoo(ticker); | |
| plot(main=ticker, xlab='date', ylab='close price', | |
| as.Date(dat$Date),dat$Adj.Close,type='l',log='y'); | |
| grid(); |
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