The Complete Solidity Course - Zero to Advanced for Blockchain and Smart Contracts - Exercise - Modifier Function

The video tutorial guides viewers through writing a code modifier that checks if the current caller matches a specified account address. If the condition fails, a 'sender not authorized' message is sent. The tutorial emphasizes practicing modifiers and provides a step-by-step approach to implementing and testing the modifier. It concludes with final instructions and encouragement to apply the learned concepts.

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