adds one-character label on left-upper margin, next to a plot

writelabel(text = NULL, nr = 1, at = -0.1, line = 1, cex = 1.5, ...)

Arguments

text

text to write.

nr

integer; if text = NULL: nr is converted to uppercase letter.

at

relative distance of label position, from left margin of plot region.

line

line above the plot region of label position.

cex

relative size of label.

...

arguments passed to R-function mtext.

Author

Karline Soetaert <karline.soetaert@nioz.nl>

Examples

plot(runif(2), main = "writelabel")
writelabel("A")
writelabel("B", at = 0)
writelabel("C", at = 1)