Ethereum: How to determine if a target network supports a given EVM opcode?

Determination of EVM operation codes in destination networks: Comprehensive guide

As a smart programmer or security researcher, the understanding of the compatibility of an Ethereum -based project with several networks is of key importance to guarantee the implementation and minimization without risk problems associated with errors and gaps. One of the critical aspects, which often remains unnoticed, is the specific EVM support (virtual machine Ethereum) in the destination networks.

In this article, we will deepen the world of EVM operation codes and provide a step -by -step guide on how to determine if an EVM operation code is served in the destination network before the implementation.

What are the EVM operation codes?

The EVM operation codes represent the instructions that the Ethereum virtual machine (EVM) performs during the performance cycle. These instructions can be used for various purposes, such as the performance of the intelligent logic of the contract, interaction with external services and state management. EVM uses the predefined operation codes established to perform these instructions.

Why is EVM Operating Code support?

Ensure that your EVM operation code is compatible in the destination network is necessary for several reasons:

• Avoid errors : Not EVM Operating Code support can lead to unexpected behavior or errors during interaction with intelligent contracts operating in this network.

• SECURITY : Support a specific EVM operation code ensures that contract guarantees are not threatened by unknown or non -backed rain.

• Compliance : In some jurisdictions, the use of non -compatible EVM can cause regulatory requirements with respect to the implementation of an intelligent agreement.

How to determine if the destination network serves an EVM Operating Code

To determine if the destination network supports an EVM Operating Code, you can follow the following steps:

• For the destination network.

• Look for the EVM Operational Registry: The Ethereum Foundation maintains the EVM Operational Registry. You can search the EVM operation code in which you are interested in verifying if it is operated in different networks.

• Code copper). You can use these libraries to see if the EVM Operation Code is compatible in the destination network.

• Try the contract : After confirming that the EVM Operation Code is compatible, prove an intelligent contract using compatible operational operations.

Example of use cases:

• If you are developing a new Ethereum -based project and want to ensure that the operation code delegatstageat is compatible in the destination network, you can use the following code:

`Solidity

Pragma solidity ^0.8.0;

Mycontract contract {

TestdEGATEDSTAGEAT () Public Function {

// With the help of Delegatesrague Opcode

}

}

`

• If you are a security researcher and want to identify possible gaps in an existing contract, you can use tools such as “solidity” to analyze the code range of several EVM operations.

Application

Determining if the destination network supports an EVM Operating Code is crucial to guarantee the integrity and safety of the Ethereum -based project. Following these steps and using appropriate libraries or tools, you can implement intelligent contracts in compatible networks, while minimizing the risk associated with unknown or non -backed fumes. Remember to be up to date with the latest changes in the Ethereum ecosystem and maintain compliance with regulatory requirements.

Additional resources:

• Official Documentation of Ethereum: [

• EVM Operational Registration: [https: // github.

BEP20 LIQUIDATION