Questions tagged [enum]
A data type consisting of a set of named values called elements, members or enumerators of the type.
9
questions
0
votes
0answers
17 views
Hardhat ethers fail to deserialise enum output of a function
I think @nomiclabs/hardhat-ethers fails to manage Enum type of output of a contract when testing it locally.
solidity version 0.8.7
hardhat version 2.6.4
Contract.sol
contract Contract {
enum E {
...
1
vote
0answers
15 views
Cannot return enum data type?
I have the below enums:
// ENUMS
enum StateType {
ItemAvailable,
OfferPlaced,
Accepted
}
And initialized the below variable State with type StateType:
...
0
votes
0answers
22 views
Enum in interface
Is it possible by creating any function in the interface user can declare his own set of enum states?
Let's say for example:- I want to create an interface using which the user can declare his own set ...
2
votes
2answers
20 views
Can I write a function to edit an enum?
I have an enum with certain predefined data.
If at a later date, I have to add or push in more choices , can I edit the enum using some function ?
enum ActionChoices { GoLeft, GoRight, GoStraight, ...
0
votes
1answer
32 views
Pass enum value in mapping
I am trying to pass a default value in solidity but get the following error:
"Invalid implicit conversion from enum tlb.Category to enum tlb.Category[] memory requested"
Does anybody have an ...
0
votes
1answer
106 views
If I pass an enum as a parameter does it get stored in the blockchain?
I'm developing a Rock/Paper/Scissors Smart Contract (with a Commit-Reveal scheme).
I have this enum: enum Move {rock, paper, scissors}
I want to pass it to a function, without storing it to the ...
1
vote
0answers
41 views
Mapping shared between contracts
I have enums that I use in many contracts of one project. Sometimes, they need to be mapped to a uint256. Their uint256 values do not relate to their positions in the enum list, so I can't just cast ...
2
votes
1answer
352 views
What size is an enum member inside of a struct
Let's consider the following code:
pragma solidity ^0.4.18;
contract Test {
enum EnumTest {
Test0,
Test1
}
struct StructTest {
EnumTest Foo;
uint256 Bar;
}
}
Not taking ...
1
vote
1answer
409 views
Possible to get enum length / count in solidity contract?
Is it possible to access the length of an enum in solidity?
E.g.
pragma solidity >=0.4.16 <0.6.0;
contract test {
enum ActionChoices { GoLeft, GoRight, GoStraight, SitStill }
function ...
