overview 10 07 - HitakshiHans-4603/Csvtohtml GitHub Wiki

Sure, here's a clear outline for the combined project documentation:

Combined Project Documentation


This project integrates functionalities for extracting data from HTML tables, synchronizing the data with existing CSV files, and updating HTML tables based on CSV data.


Ensure the following are installed on your system:

  • PowerShell 5.1 or later
  • HtmlAgilityPack.NetCore PowerShell module
  • .NET SDK


  1. Install HtmlAgilityPack.NetCore Module: Open PowerShell as an administrator and run:

    Install-Module -Name HtmlAgilityPack.NetCore -Scope CurrentUser
  2. Setup .NET SDK: Install the .NET SDK from the official .NET website.

Project Components

1. HTML Table Extraction

  • Purpose: Extract data from HTML tables and export to a CSV file.
  • Script: PowerShell script using HtmlAgilityPack.NetCore.

2. CSV Synchronization

  • Purpose: Synchronize extracted data with an existing CSV file by adding, updating, or deleting rows.
  • Script: PowerShell script to compare and update CSV files.

3. HTML Table Updating

  • Purpose: Update HTML tables within a specified <div> element based on the synchronized CSV data.
  • Script: C# program to read the CSV file and update HTML content.

Steps to Run the Project

Step 1: Extract Data from HTML Tables

  1. Save the provided PowerShell script for HTML table extraction to a .ps1 file.
  2. Run the script in PowerShell to generate extracted_data.csv.

Step 2: Synchronize CSV Files

  1. Save the provided PowerShell script for CSV synchronization to a .ps1 file.
  2. Ensure extracted_data.csv and existing_data.csv are in the same directory.
  3. Run the script in PowerShell to update existing_data.csv.

Step 3: Update HTML Tables with CSV Data

  1. Save the provided C# program to a .cs file.
  2. Update the file paths for the HTML and CSV files in the C# program.
  3. Build and run the C# program using the .NET CLI:
    dotnet build
    dotnet run
  4. Check the output HTML file for the updated content.

Example Files

  • HTML File: Contains the original HTML content with tables.
  • CSV File: Contains data to be synchronized and updated.
  • CSS for Hidden Columns:
    .hidden-column {
        display: none;


This documentation provides a comprehensive guide for extracting data from HTML tables, synchronizing CSV files, and updating HTML content. Adjust any parts to better suit your specific project requirements.

Certainly! Here are the headings for the documentation:

Project Documentation



  • Software Requirements
  • CSV File Structure

File Descriptions

  • q.csv
  • w.csv

Key Operations

  • Comparison
  • Handling Changes
    • Addition
    • Update
    • Deletion
    • Rename
  • User Confirmation
  • Email Notification

Script Workflow

  • Load Data
  • Compare Data
  • Prompt for Confirmation
  • Apply Changes
  • Send Email

Email Configuration

Example Usage

Code Implementation

This structure provides a clear guide for anyone who wants to understand and use your project in the future.

Certainly! Here are the headings for the documentation:

  1. Project Overview
  2. Features
  3. How It Works
  4. Prerequisites
  5. Setup
    • Clone the Repository
    • Update File Paths
    • CSS for Hidden Columns
  6. Running the Program
    • Build the Project
    • Run the Program
    • Check the Output
  7. Example CSV File Format
  8. Code Explanation
    • Main Program
    • LoadHtml Method
    • LoadCsv Method
    • UpdateHtmlWithCsvData Method
    • CreateTableNode Method
  9. Conclusion
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