Mistery revealed about delegatecall in Solidity
This time we will talk about the critical lower-level function `delegatecall`. It is widely used in a proxy pattern, for instance, when using [OpenZepplin upgrades pattern](https://docs.openzeppelin.com/upgrades-plugins/1.x/proxies). Essentially this function executes code in another contract but uses data from the caller concept. Let's dig deeper and explore more.
Tags: olidity, web3, proxy, delegatecall