Getting Started

Install dependencies and run the development server:

npm install
node server.js
# or
nodemon server.js

Open http://localhost:3000 with your browser to see the result.

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API Documentation

POST /upload

Compares two CSV files based on a specific column.

Request

• Method: POST
• Content-Type: multipart/form-data
• Payload:
  • files: file_name1.csv (First CSV file)
  • files: file_name2.csv (Second CSV file)
  • option: same or unique
    • same: Returns records that exist in both files
    • unique: Returns records that are different between the files
  • columns: The column name to compare (e.g., Username or something)

Example

Using curl:

curl -X POST http://localhost:3000/upload \
  -F "files=@file_name1.csv" \
  -F "files=@file_name2.csv" \
  -F "option=same" \
  -F "columns=Username"