graph - How to draw single axis plot in R -

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i wish draw very simple line 3 numbers. below

|------|--------------|  0.5   1.5           3.4

is simple ask?

first, plot nothing, remove axes, , add x-axis in @ specified points:

x <- c(.5, 1.5, 3.4) plot(0, xlim = c(0, 3.5), axes=false, type = "n", xlab = "", ylab = "") axis(1, @ = x, labels = x)

enter image description here


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