[R] ts time-object indexing question?

[Michael Peng]

a.ts[time(a.ts)==1965]

2016-02-15 10:53 GMT-05:00 ce <zadig_1 at excite.com>:

>
> Dear all,
>
> I can't find an answer to this simple question:
>
>  a.ts <- ts(1:10, frequency = 1, start = c(1959, 1))
>  > a.ts
> Time Series:
> Start = 1959
> End = 1968
> Frequency = 1
>  [1]  1  2  3  4  5  6  7  8  9 10
>
> Now I want to get let's say value for 1965 , how to get it ?
> > a.ts["1965"]
> [1] NA
>
> doesn't work .
>
> And  how I can get the date of a.ts[5]  ?
>
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