excel - R XLConnect readWorksheet: rename column names in each worksheet -

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i parsing excel file several worksheets , 3 columns in each worksheet. 3 columns have different names in each worksheet (date vs date, etc), when execute code df data frame has several columns of data. want condense df 3 columns renaming headers each excel sheet. how can rename header values when read in each worksheet?

require(xlconnect) wb <- loadworkbook("~/downloads/bearriverband-rancheria-windturbine-log-2009-2014.xlsx") lst = readworksheet(wb, sheet = getsheets(wb)) df <- ldply (lst, data.frame)

i solved problem:

require(xlconnect) require(plyr) wb <- loadworkbook("~/downloads/bearriverband-rancheria-windturbine-log-2009-2014.xlsx") lst = readworksheet(wb, sheet = getsheets(wb))  dat=data.frame()  (l in 1:(length(lst)-4)){   s <- data.frame(lst[l])   names(s) <- c('time','data','by')   dat <- merge(dat,s,all = true) }

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