plotrix (version 1.41)

axis.POSIXct.tickpos: Positions of the ticks on a POSIXt date/time axis

Description

Calculates the positions of the ticks on a POSIXt date/time axis.

Usage

axis.POSIXct.tickpos(side,x,format,...)

Arguments

side

The side of the plot.

x

A POSIXct date object.

format

The optional date format.

...

Additional arguments as in axis.POSIXct.

Value

• The positions of the axis ticks in user (i.e. date/time) units.

Details

This function is only used to get the positions for the vertical grid lines used in gantt.chart. It is basically a copy of the axis.POSIXct function without the call to axis.

See Also

gantt.chart