Produces rudimentary ascii boxplots. The boxplot statistics are produced
using the boxplot.stats
function.
1 2 
... 
Numeric vectors for which a boxplot should be produced 
range 
This determines how far the plot whiskers extend out from the
box. See 
legend 
Logical determining whether a legend should be drawn. If

xlab 
label for xaxis of boxplot, if NULL no xlabel will be plotted 
width 
Width of the plot 
Due to rounding to a relatively crude grid results can only be approximate. E.g. the equally spaced axis ticks may be nonequally spaced in the plot.
Bjoern Bornkamp
1 2 3 4 5  rand1 < rnorm(100, 1, 2)
rand2 < rnorm(50, 2, 2)
rand3 < rnorm(50, 2, 5)
txtboxplot(rand1)
txtboxplot(rand1, rand2, rand3)

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