xlsx-express-operations

is a Node.js app designed to generate and stream Excel files through various methods using Express. It demonstrates different techniques for creating and serving Excel files using ExcelJS and XLSX libraries.

Features

Multiple Endpoints: Offers various endpoints to showcase different ways to generate and stream Excel files.
ExcelJS and XLSX Support: Supports both ExcelJS and XLSX libraries for Excel file generation.
Streamlined with Express: Integrated seamlessly with Express for easy handling of HTTP requests and responses.

/download-exceljs-1: Buffer Generates an Excel file using ExcelJS with a workbook.xlsx.write.
/download-exceljs-2: Stream Generates an Excel file using ExcelJS with a WorkbookWriter and streams it through a PassThrough stream (highWaterMark: 1024).
/download-exceljs-3: Stream Generates an Excel file using ExcelJS with a WorkbookWriter and streams it through a PassThrough stream (highWaterMark: 16 * 1024).
/download-exceljs-4: Stream Generates an Excel file using ExcelJS with a WorkbookWriter and streams it to response.
/download-xlsx-1: Buffer Generates an Excel file using XLSX with a write method.

Clone the repository:

git clone https://github.com/js-ak/xlsx-express-operations.git
cd xlsx-express-operations

Install the dependencies:
```
npm install
```
Start the server:
```
npm start
```
Access the endpoints via your browser or tools like curl:
```
curl http://localhost:3000/download-exceljs-2
```

Clone the repository:

git clone https://github.com/js-ak/xlsx-express-operations.git
cd xlsx-express-operations

Build and start the container using Docker Compose:
```
docker compose up -d
```
The service will be available at http://localhost:3000. You can access the endpoints using your browser or tools like curl:
```
curl http://localhost:3000/download-exceljs-2
```