animation (version 1.1-0)

price.ani: Demonstrate Stock Prices in Animation

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

Examples

## see more examples in ?vanke1127
data(vanke1127)
with(vanke1127, {
    price.ani(price, time, lwd = 2)
})