ERC20 tokens allow you to create your own coin inside Ethereum. They are used in many projects to represent financial assets, in-game assets, collectible, and other kind of assets.
At some point in your project, you will probably need to interact with them. And most often, you will need to transfer tokens.
There are 2 ways to do this:
- with the `transfer()` function. That’s a simple transfer from A to B
- with the `transferFrom()` function. That’s a delegated transfer, where an operator (or spender) transfer token from A to B on behalf of A
Watch this 10mins video and you will become a pro at this 🙂
To watch the whole tutorial series on Solidity, follow this link.