A getter function is a method in programming that retrieves or “gets” the value of a variable or property without modifying it. In smart contracts, which are self-executing contracts with the terms directly written into code, getter functions play a crucial role.These functions allow users and other contracts to access specific data stored in the contract, such as balances, ownership details, or other important parameters. Because they do not change any state or data, getter functions are usually more efficient and cost-effective to execute.When interacting with a blockchain, calling a getter function often results in lower transaction fees compared to other functions that alter the contract’s state. This makes them essential for anyone who wants to read information from the blockchain without incurring significant costs.Additionally, getter functions enhance transparency by enabling users to easily verify information directly from the contract, fostering trust and accountability within the network.