I hope my comments in the code is clear. Plus, our legendary support will guide you every step of the way. Just a correction, "that function is called when the abi.encodeWithSignature() method is called" is actually wrong since abi.encodeWithSignature() simply encodes the target method's signature along with its arguments. msg.sender will be the address of TestB. How a top-ranked engineering school reimagined CS curriculum (Ep. Instead, I will be focusing on the different techniques to call functions of deployed contracts. Solidity is the standard language to write a smart contract, Learn more about Solidity, and write your first Solidity Smart Contract. There are five main benefits of running an Ethereum node: privacy and security, censorship resistance, decentralization, distributed control, and sovereignty. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Copy the address of deployed contract COUNTER from the copy button beside the contract's name, expand the INTERACTION contract, paste the address in the input box near the setCounterAddr button, and click on setCounterAddr - this will write the address of the previously deployed smart contract to the variable counterAddr on the blockchain. You may be seen msg.sender a lot in Solidity code and the value of msg.sender address vary depending on who executes this contract function. Why? the blockchain and for contract-to-contract interaction. If you are new to development in general, Alchemy's 3-week JavaScript crash course is a great prerequisite before starting an Ethereum bootcamp. I have added the address public owner to contract A. Your current code performs a message call (docs). To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Why can't the change in a crystal structure be due to the rotation of octahedra? What is the Solidity call function? - alchemy.com Learn Solidity lesson 34. Call, staticcall and delegatecall
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