Jan 30, 2024 · The place to discuss design and usage of and changes to the Solidity programming language.

Dec 27, 2019 · For multiple inheritance, the most derived base contracts that define the same function must be specified explicitly after the override keyword. Functions with the private …

Sep 3, 2021 · When you write a struct in Solidity, it gets mapped as tuple in the ABI. The actual structure of the struct can be seen in the components field (which may be recursive). In your …

In Visual Studio Code you can flatten smart contacts using Solidity extension from Nomic Foundation by right-click on the file you want to flatten and choosing Hardhat: Flatten this file …

What does the "indexed" keyword do in the below line of code? I'm guessing it just tells the event object that the following input should be logged? Can we use it other places ie outside of event...

However, I also recommend checking Proxy Libraries in Solidity that is posted by Zeppelin Solutions and Aragon. There is a planning to make an industry standard for this matter. You …

In the following example from the Solidity documentation, what does emit do? highestBidder = msg.sender; highestBid = msg.value; emit HighestBidIncreased(msg.sender, msg.value);

Jul 4, 2017 · The difference is because in public functions, Solidity immediately copies array arguments to memory, while external functions can read directly from calldata. Memory …

Mar 1, 2016 · I've been looking through the code of Etherdice and noticed that some variables are declared like ParserResult memory result; and I haven't found the keyword …

Apr 26, 2018 · For some reason solidity doesn't allow to push values into memory array Member "push" is not available in bytes32[] memory outside of storage. Here is sample contract code: …