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2
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1 wrapper <- function(table, columns, options) {
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2
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3 # initialize output list
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4 l <- list()
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5
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6 # loop through all columns
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7 for (key in names(columns)) {
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8 # load column data
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9 column <- as.numeric(columns[key])
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10 column_data <- sapply( table[column], as.numeric )
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11
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12 # create hist data
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13 hist_data <- hist(column_data, plot=FALSE)#, breaks=seq(by=options$bin_size))
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14
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15 # collect vectors in list
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16 l <- append(l, list(hist_data$breaks[2: length(hist_data$breaks)]))
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17 l <- append(l, list(hist_data$density))
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18 }
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19
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20 # return
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21 return (l)
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22 }
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