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Ethereum Cookbook

You're reading from Ethereum Cookbook Over 100 recipes covering Ethereum-based tokens, games, wallets, smart contracts, protocols, and Dapps

Product type Paperback

Published in Aug 2018

Publisher Packt

ISBN-13 9781789133998

Length 404 pages

Edition 1st Edition

Languages

Solidity

Tools

Ethereum

Concepts

Cryptocurrency

Author (1):

Manoj P R

View More author details

Table of Contents (13) Chapters

Preface

1. Getting Started

2. Smart Contract Development FREE CHAPTER

3. Interacting with the Contract

4. The Truffle Suite

5. Tokens and ICOs

6. Games and DAOs

7. Advanced Solidity

8. Smart Contract Security

9. Design Decisions

10. Other Protocols and Applications

11. Miscellaneous

12. Other Books You May Enjoy

Leave a review - let other readers know what you think

Constructor and fallback functions

In this recipe, you will learn about two important methods in a contract: constructor and fallback functions.

How to do it...

The declaration and workings of these methods are very similar to other object-oriented languages. Let's look into each one individually.

Constructor

The constructor is a function that is executed when a contract is created. It cannot be called explicitly and is invoked only once during its lifetime. Every contract can have exactly one constructor and if no constructor is declared, the contract will use the...

You have been reading a chapter from

Ethereum Cookbook

Published in: Aug 2018

Publisher: Packt

ISBN-13: 9781789133998

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Authors (1)

Manoj P R

Manoj P R

Manoj P R is a tech-savvy person who has been working with distributed ledger technology for more than three years. His passion for the latest technology trends in the market has made him an avid learner and contributor in this space. He specializes in Ethereum, JavaScript, and Go. A self-taught programmer, Manoj started his programming career as a freelancer during his early academic life. He has developed many scalable enterprise blockchain solutions for various clients across the globe. He is currently associated with Conduent Labs as a Blockchain SME. He loves solving real-life problems using technology and is a lively contributor towards open source projects. Apart from work, Manoj likes traveling and writing.

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