Скачать или смотреть Twitter Total Likes Exercise (9) | Solidity

❤️ Solidity Exercise: Get Total Tweet Likes by User
Welcome back! In this video, we build a getTotalLikes() function in Solidity that calculates the total number of likes across all tweets by a specific user.

🧠 What You'll Learn:
How to loop through a mapping of arrays in Solidity

Working with structs and mappings

Accessing user-specific tweet data

Summing values conditionally using a for loop

Returning values from view functions

📌 Function Overview:

Function name: getTotalLikes

Parameter: address author

Loops through all tweets for a specific author

Sums up the likes on each tweet

Returns the total likes as a uint

🧪 Live Testing Included:

Deploying the contract

Creating multiple tweets

Liking tweets

Fetching total likes for the user and verifying output