record
Signature
function record() external;
Description
Tell the VM to start recording all storage reads and writes. To access the reads and writes, use accesses.
ℹ️ Note
Every write also counts as an additional read.
Examples
/// contract NumsContract {
/// uint256 public num1 = 100; // slot 0
/// uint256 public num2 = 200; // slot 1
/// }
vm.record();
numsContract.num2();
(bytes32[] memory reads, bytes32[] memory writes) = vm.accesses(
address(numsContract)
);
emit log_uint(uint256(reads[0])); // 1
SEE ALSO
Forge Standard Library