animation (version 2.5)

price.ani: Demonstrate stock prices in animations

Description

This function can display the frequencies of stock prices in a certain time span with the span changing.

Usage

price.ani(price, time, time.begin = min(time), span = 15 * 60, ..., xlab = "price", 
    ylab = "frequency", xlim, ylim, main)

Arguments

price

stock prices

time

time corresponding to prices

time.begin

the time for the animation to begin (default to be the minimum time)

span

time span (unit in seconds; default to be 15 minutes)

other arguments passed to plot

xlab, ylab, xlim, ylim, main

they are passed to plot with reasonable default values

Value

invisible NULL