README.Rmd

---
output: github_document
---

-`conda install earthengine-api=0.1.370`
-`rgee: 0.1.7`

<!-- README.md is generated from README.Rmd. Please edit that file -->

```{r, include = FALSE}
knitr::opts_chunk$set(
  collapse = TRUE,
  comment = "#>",
  fig.path = "man/figures/README-",
  out.width = "100%"
)
```

# rgee2

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## Installation

You can install the development version of rgee2 from [GitHub](https://github.com/) with:

``` r
# install.packages("remotes")
remotes::install_github("rpkgs/rgee2")
```

网络设置详见：[网络设置.md](doc/网络设置.md)

## Example

This is a basic example which shows you how to solve a common problem:

```{r example}
library(rgee2)
library(rgee)
ee_Initialize(drive = TRUE)
```

### Illustration by EAR5L data

```{r cars}
# bands = c('T', "Tdew", 'Pa', 'Rn', 'ET', 'U2')
year = 2020
month = 1
col <- ee$ImageCollection("ECMWF/ERA5_LAND/HOURLY")$
    filter(ee$filter$Filter$calendarRange(year, year, "year"))$
    filter(ee$filter$Filter$calendarRange(month, month, "month"))$
    select(0:4)
# print(col)

img = col$first()
print(img)
```

```{r, eval = FALSE}
ee_timestart(col) %>% head()
ee_timeend(col) %>% head()

ee_bandNames(col)
ee_bandNames(img)

ee_properties(col)
ee_aggregate_array(col, prop = "system:index")
```