github.com/Mentalist-init/assignment01bca

assignment01bca

The "assignment01bca" Go package is a simple implementation of a blockchain with basic functionalities for creating, displaying, changing, and verifying blocks. It also provides a hash calculation method.

Table of Contents

• Getting Started
• Usage
• Functions
• License

Getting Started

To use this package in your Go project, you can follow the steps below:

1. Import the package in your Go code:

   import (
       "github.com/Mentalist-init/assignment01bca"
   )
   
   

Usage

Here's a brief example of how to use the package in your Go code:

package main

import ( "github.com/Mentalist-init/assignment01bca" )

func main() {

// Create a new block
block := assignment01bca.NewBlock("bob to alice", 123, "previousHash")

// Display all blocks
assignment01bca.DisplayBlocks()

// Change the transaction of a block
assignment01bca.ChangeBlock(block, "alice to bob")

// Verify the blockchain
isVerified := assignment01bca.VerifyChain()

if isVerified {
    fmt.Println("Blockchain is verified.")
} else {
    fmt.Println("Blockchain is not verified.")
}

}

Functions

The "assignment01bca" package provides the following functions:

1. NewBlock(transaction string, nonce int, previousHash string) *Block: Creates a new block and adds it to the blockchain.
2. DisplayBlocks(): Displays all blocks in the blockchain.
3. ChangeBlock(block *Block, newTransaction string): Changes the transaction of a given block.
4. VerifyChain() bool: Verifies the integrity of the blockchain.
5. CalculateHash(block Block) string: Calculates the hash of a block.

License

This package is licensed under the MIT License. See the LICENSE file for details.