The Complete Solidity Course - Zero to Advanced for Blockchain and Smart Contracts - What Are Function Modifiers in Soli

The video tutorial introduces function modifiers in Solidity, explaining their role in modifying function behavior. It covers contract inheritance, common errors, and the structure of contract code, including mappings and variables. The tutorial also discusses visibility keywords and how function modifiers can be customized to define specific behaviors, contrasting them with preset keywords like 'public'.

What is the purpose of the 'change price' function in the context of the contract?

How do function modifiers differ from keywords like 'public' in Solidity?

In what way do function modifiers allow for customization in Solidity?