block.js

class Block {
    constructor(index = 0, previousHash = null, data = 'Genesis block', difficulty = 1) {
        this.index = index
        this.previousHash = previousHash
        this.data = data
        this.timestamp = new Date()
        this.difficulty = difficulty
        this.nonce = 0
        
        this.mine()
    }
    
    /* */
}