Default Par Mar In R
Reset par resets the arguments of par to the default values when first opening r as of version 3 2 2.
Default par mar in r. Later on after generating plots finish with. Par mar c 5 1 4 1 4 1 2 1 sets the bottom left top and right margins respectively of the plot region in number of lines of text. The idea is that you save them as they are when you found them and then restore. Let s see how this works by creating two plots with different margins in the plot on the left i ll set the margins to 3 on all sides.
Def par par then when you use your par functions you still have a backup of default par settings. Par mai c 1 02 0 82 0 82 0 42 the numbers used above are the default margin settings in r. There are 2 margin areas in base r plots. With this you keep generated plots and reset par settings.
Old par par mar c 0 0 0 0 do plotting stuff with new settings now restore as they were before we changed mar. Mar a numeric vector of length 4 which sets the margin sizes in the following order. The default value for mar is c 5 1 4 1 4 1 2 1. To change the size of the margins of a plot you must do so with par mar before you actually create the plot.
If you want to keep plots in your window at the beginning save default par settings. Another way is by specifying the margins in inches using the mai argument. Bottom left top and right. You can verify this by firing up the r prompt.
Xlab and ylab in plot the second the tick mark labels. The first value represents the location the labels i e. Deepayan s suggestion as i recall he did not suggest opening the device but letting r do it is widely used and seems a lot better to me not least because setting par in first will open a device in every session needed or not interactive or not brian d. The default parameters depend on the device and indeed on the size of the device.
Ripley hidden email professor of applied. Par def par go back to default par settings. Mgp a numeric vector of length 3 which sets the axis label locations relative to the edge of the inner plot window. For both arguments you must give four values giving the desired space in the bottom left top and right part of the chart respectively.