Solidity Programming Tutorials, Guides & Best Practices

• Description: The most popular Ethereum block explorer and analytics platform.
• Key Features:
• Allows users to explore blocks, transactions, and token transfers.
• Provides detailed information on smart contracts and token contracts.
• Offers API services for integrating blockchain data into applications.
• Supports Ethereum mainnet and testnets.
• Website: Etherscan

• Description: A universal blockchain explorer and analytics platform for multiple cryptocurrencies.
• Key Features:
• Supports Ethereum, Bitcoin, and other major blockchains.
• Provides advanced search and analytics features.
• Allows users to explore transactions, addresses, and blocks.
• Offers an API for integrating blockchain data into applications.
• Website: Blockchair

Explanation:

• pragma solidity ^0.8.0;: Specifies the version of Solidity.
• contract SimpleStorage: Defines a new smart contract named SimpleStorage.
• uint256 public storedData: Declares a public variable to store an unsigned integer.
• function set(uint256 x) public: A function to set the value of storedData.
• function get() public view returns (uint256): A function to retrieve the value of storedData.