Sort a time series
Examples
ts <- time_series(as.Date("2000-01-01") + 0:4, c(3, 1, 4, 1, 5))
ts_sort(ts, by = "value")
#> <corehydro_ts> 5 ordinates, interval "one_day"
#> 2000-01-01 to 2000-01-05
#> 2000-01-02 1
#> 2000-01-04 1
#> 2000-01-01 3
#> 2000-01-03 4
#> 2000-01-05 5