spreads  R Documentation 
Compute spreads and midquotes from price streams.
spreads(x, which = c("Bid", "Ask"), tickSize = NULL)
midquotes(x, which = c("Bid", "Ask"))
x 
an object of class 
which 
a vector with two character strings naming the column names of the
time series from which to compute the mid quotes and spreads. By
default these are the bid and ask prices with column names

tickSize 
the default is 
all functions return an object of class timeSeries
returns
,
cumulated
,
drawdowns
,
splits
,
midquotes
,
index2wealth
## Load the Microsoft Data 
setRmetricsOptions(myFinCenter = "GMT")
data(MSFT)
X = MSFT[1:10, ]
head(X)
## Compute Open/Close Midquotes 
X.MID < midquotes(X, which = c("Close", "Open"))
colnames(X.MID) < "X.MID"
X.MID
## Compute Open/Close Spreads 
X.SPREAD < spreads(X, which = c("Close", "Open"))
colnames(X.SPREAD) < "X.SPREAD"
X.SPREAD
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.