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https://github.com/ropensci/writexl

Portable, light-weight data frame to xlsx exporter for R
https://github.com/ropensci/writexl

excel libxlsxwriter r r-package rstats xlsx

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Portable, light-weight data frame to xlsx exporter for R

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# writexl

[![Project Status: Active – The project has reached a stable, usable state and is being actively developed.](http://www.repostatus.org/badges/latest/active.svg)](http://www.repostatus.org/#active)
[![CRAN_Status_Badge](http://www.r-pkg.org/badges/version/writexl)](http://cran.r-project.org/package=writexl)
[![CRAN RStudio mirror downloads](http://cranlogs.r-pkg.org/badges/writexl)](http://cran.r-project.org/web/packages/writexl/index.html)
[![badge](https://ropensci.r-universe.dev/badges/writexl)](https://ropensci.r-universe.dev)

> Portable, light-weight data frame to xlsx exporter based on libxlsxwriter. No Java or Excel required.

Wraps the [libxlsxwriter](https://github.com/jmcnamara/libxlsxwriter) library to create files
in Microsoft Excel 'xlsx' format.

## Installation

```r
install.packages("writexl")
```

## Getting started

Currently the package only has `write_xlsx()` to export a data frame to xlsx.

```r
library(writexl)
library(readxl)
tmp <- writexl::write_xlsx(iris)
readxl::read_xlsx(tmp)
```
```
# A tibble: 150 x 5
Sepal.Length Sepal.Width Petal.Length Petal.Width Species

1 5.1 3.5 1.4 0.2 setosa
2 4.9 3.0 1.4 0.2 setosa
3 4.7 3.2 1.3 0.2 setosa
4 4.6 3.1 1.5 0.2 setosa
5 5.0 3.6 1.4 0.2 setosa
6 5.4 3.9 1.7 0.4 setosa
7 4.6 3.4 1.4 0.3 setosa
8 5.0 3.4 1.5 0.2 setosa
9 4.4 2.9 1.4 0.2 setosa
10 4.9 3.1 1.5 0.1 setosa
# ... with 140 more rows
```

Most data types should roundtrip with `readxl`:

```r
library(nycflights13)
out <- readxl::read_xlsx(writexl::write_xlsx(flights))
all.equal(out, flights)
## TRUE
```

Performance is a bit better than `openxlsx` implementation:

```r
library(microbenchmark)
library(nycflights13)
microbenchmark(
writexl = writexl::write_xlsx(flights, tempfile()),
openxlsx = openxlsx::write.xlsx(flights, tempfile()),
times = 5
)
## Unit: seconds
## expr min lq mean median uq max neval
## writexl 8.884712 8.904431 9.103419 8.965643 9.041565 9.720743 5
## openxlsx 17.166818 18.072527 19.171003 18.669805 18.756661 23.189206 5
```

Also the output xlsx files are smaller:

```r
writexl::write_xlsx(flights, tmp1 <- tempfile())
file.info(tmp1)$size
## 29157282
```

```r
openxlsx::write.xlsx(flights, tmp2 <- tempfile())
file.info(tmp2)$size
## 35962067
```