yline: Draw horizontal lines
In fields: Tools for Spatial Data

Adds horizontal lines in the plot region.

1	yline(y, ...)

`y`	Values on y axis specifying location of vertical lines.
`...`	Any ploting options for abline.

xline, abline

world( col=3)
yline( seq( -80,80,10),col=4, lty=2)
xline( seq( -180,180,10),col=4,lty=2)
yline( 0, lwd=2, col=4)

fields documentation built on Jan. 30, 2018, 1:07 a.m.

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Description