Customization of Ethereum's main chain

◆ About the item

It becomes customization of Ethereum's main chain.

◆ Overview

・ Fixing critical issues (below), incorporating

※ As for the amount of work, it seems to be one to several days.

◆ problem

1. Important issues

・ SafeMath library was not used

In transfer / transferFrom function, overflow may occur,

It can lead to the loss of all funds

2. Minor issues

・ Constructor name remains default

・ No explicit scope statement

・ Use of emit etc

For details, please refer to the following.

[login to view URL]@aniketengg/emit-keyword-in-solidity-242a679b0e1a

◆ developing at the following sites[login to view URL]

◆ Explanation of the above is listed below

[login to view URL]

◆ The correction methods are listed below

[login to view URL]

◆ Remarks

This 2 coin (both ERC20) correction case is

Ethereum's integration into the main chain.

How to incorporate it is also listed in the document sent in ↑.

Evner: Blockchain, Ethereum, PHP, Web Design

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Om arbejdsgiveren:
( 65 bedømmelser ) Shenyang, China

Projekt ID: #18989308

7 freelancere byder i gennemsnit $359 på dette job


Hi, I'm Majid from Vaival Technologies. We're a Blockchain development company having a decade experience in working with global clients successfully. I've read your JD carefully and would love to take this wonderful o Flere

$277 USD in 3 dage
(7 bedømmelser)

Hello. I have a great experinse with solidity and Ethereum snart contracts. [login to view URL] is my project. I can fix your issues

$200 USD in 2 dage
(1 bedømmelse)

"Hi, Hope you are doing well! Thanks for sharing your project requirement with us. It will be our great pleasure to work on your project. I have checked your requirement, yes we can do it, because we already work on si Flere

$208 USD in 7 dage
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⁃ Here, you find a PERFECT MATCH..!! ⁃ ⁃ Regarding Your Requirements: ⁃ ⁃ - I have reviewed your requirements and it exactly falls under our area of skills and expertise. ⁃ - We have worked on almost all Flere

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$1250 USD in 15 dage
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Hi, I’m a Solidity developer, and I’m developing smart contracts and dApps mainly with REMIX and Truffle, writing unit tests for them with Mocha and Chai (that are directly integrated into Truffle) and Javascript integ Flere

$155 USD på 1 dag
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I will Create ERC20 Token & ICO (Smart Contract), ICO Website I Usually Do: { About Token: Create ERC20 Token. Creating Fixing Smart Contract. Deploy in ETH MainNet. Verification on Etherscan. Mentioning Exchange na Flere

$222 USD in 7 dage
(0 bedømmelser)