Hello,
This should be pretty simple but I cannot get it right. Please point to the
right code. Thanks.
> last <- read.csv(file.path(dataDir,"plot1.csv"), as.is=T,stringsAsFactors
= FALSE)
> last
date r_wvht
1 8/6/2008 0.9766667
2 8/8/2008 0.7733333
3 8/11/2008 1.4833333
4 8/13/2008 1.5766667
5 8/14/2008 1.3900000
6 8/18/2008 0.7800000
7 8/20/2008 0.8383333
8 8/27/2008 1.7700000
9 8/28/2008 1.2950000
10 8/31/2008 2.4100000
11 9/2/2008 1.3166667
12 9/3/2008 1.3075000
13 9/4/2008 1.3900000
14 9/5/2008 1.6333333
15 9/8/2008 1.2416667
16 9/11/2008 1.3950000
17 10/12/2009 0.8633333
18 10/14/2009 2.7900000
19 10/19/2009 1.0325000
20 10/21/2009 1.9650000
21 10/26/2009 1.7800000
22 10/29/2009 1.5666667
23 10/30/2009 1.0500000
24 11/2/2009 1.4633333
25 11/3/2009 1.2400000
26 11/4/2009 1.0075000
27 11/11/2009 1.6050000
28 11/13/2009 1.8475000
> x<-as.vector(last$date)
> x
[1] "8/6/2008" "8/8/2008" "8/11/2008" "8/13/2008" "8/14/2008"
"8/18/2008" "8/20/2008" "8/27/2008"
[9] "8/28/2008" "8/31/2008" "9/2/2008" "9/3/2008" "9/4/2008"
"9/5/2008" "9/8/2008" "9/11/2008"
[17] "10/12/2009" "10/14/2009" "10/19/2009" "10/21/2009" "10/26/2009"
"10/29/2009" "10/30/2009" "11/2/2009"
[25] "11/3/2009" "11/4/2009" "11/11/2009" "11/13/2009"
> y<-as.vector(last$r_wvht)
> y
[1] 0.9766667 0.7733333 1.4833333 1.5766667 1.3900000 0.7800000 0.8383333
1.7700000 1.2950000 2.4100000
[11] 1.3166667 1.3075000 1.3900000 1.6333333 1.2416667 1.3950000 0.8633333
2.7900000 1.0325000 1.9650000
[21] 1.7800000 1.5666667 1.0500000 1.4633333 1.2400000 1.0075000 1.6050000
1.8475000
> plot(x,y)
Error in plot.window(...) : need finite 'xlim' values
In addition: Warning messages:
1: In xy.coords(x, y, xlabel, ylabel, log) : NAs introduced by coercion
2: In min(x) : no non-missing arguments to min; returning Inf
3: In max(x) : no non-missing arguments to max; returning -Inf
> plot(x,y,xlim=c("6/8/2008","11/13/2009"))
Error in plot.window(...) : invalid 'xlim' value
Y
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