Uniswap V3 – Single Hop Swap | DeFi

Solidity code example of swapping WETH to DAI on Uniswap V3

0:00 – Intro and setup
3:04 – Code swapExactInputSingle – use all input tokens, single hop
6:42 – Write test for swapExactInputSingle
13:05 – Execute test for swapExactInputSingle
13:25 – Code swapExactOutputSingle – buy exact amount of token, single hop
15:25 – Write test for swapExactOutputSingle
18:12 – Execute test for swapExactOutputSIngle

Code
https://github.com/t4sk/defi-by-example/tree/main/uni-v3

Unisvap V3 Doc
https://docs.uniswap.org/protocol/guides/swaps/single-swaps

Alchemy
https://www.alchemy.com/

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