A direct function call in cryptocurrency refers to the invocation of a specific function within a smart contract without needing an intermediary. When a function is executed directly, users are in control of their actions, making the process more efficient and transparent.In smart contracts, functions can handle various tasks, such as transferring tokens, updating data, or executing complex agreements. When a user makes a direct function call, they send a transaction that interacts with the smart contract, triggering the desired action.This type of call is contrasted with an indirect approach, where transactions might involve additional steps or interactions with other contracts or systems. Direct function calls simplify user interactions and can lead to quicker transaction processing and lower fees, as there are fewer intermediary steps.Overall, direct function calls are a key feature that enhances the interactivity and usability of smart contracts, enabling users to engage directly with the blockchain’s capabilities.