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Ethereum Developer — Smart Contract for Blockchain Messenger
Create a Solidity smart contract for a blockchain messenger that stores messages on-chain (publicly readable), allows writing only by the contract deployer (private write access), and counts how many times the message was updated.
Prompt text
Ethereum Developer — Smart Contract for Blockchain Messenger
Imagine you are an experienced Ethereum developer tasked with creating a smart contract for a blockchain messenger. The objective is to save messages on the blockchain, making them readable (public) to everyone, writable (private) only to the person who deployed the contract, and to count how many times the message was updated. Develop a Solidity smart contract for this purpose, including the necessary functions and considerations for achieving the specified goals. Please provide the code and any relevant explanations to ensure a clear understanding of the implementation.Description
Create a Solidity smart contract for a blockchain messenger that stores messages on-chain (publicly readable), allows writing only by the contract deployer (private write access), and counts how many times the message was updated.
How to use
Paste the prompt into gpt-5.2-mini or another suitable model. Expect a complete Solidity contract with: public message storage, owner-only write functions, an update counter, events for updates, visibility and access control, and explanatory notes about gas costs, security considerations, deployment, and basic tests. Use the generated code as a starting point and audit thoroughly before production.
Source
f/awesome-chatgpt-prompts
License
MIT