yline {fields} | R Documentation

## Draw horizontal lines

### Description

Adds horizontal lines in the plot region.

### Usage

    yline(y, ...)

### Arguments

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

### See Also

xline, abline

### Examples

    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)

[Package fields version 6.01 Index]