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Results tagged with solidity
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user 44234
Solidity is a contract-oriented, high-level language whose syntax is similar to that of JavaScript and it is designed for writing smart contracts in Ethereum to run on the EVM. Solidity is statically typed, supports inheritance, libraries and complex user-defined types among other features.
0
votes
TypeError: Type uint256 is not implicitly convertible to expected type bool
The "if statement" returns a bool condition,(being true or false), and likely should have a comparison going on..
In your case there is no comparison (> == etc) going on, and just returning a numbe …
- 308
3
votes
1
answer
45
views
2_deploy_contracts question, about test records
With the below i'm deploying and then setting some test records. However when I test it doesn't seem to see these records. TESTING OUTPUT
ignore # variation as i hadn't updated it in the test, it sti …
- 308
1
vote
Calling a Solidity function from React
check out the simpleStorage react example, it's a great place to get started and is what i used for framework. I then started replacing parts and testing.
work in progress is my current App.js file …
- 308
1
vote
1
answer
362
views
solidity and react and calling a solidity function many times
I was looking at where i needed to go in my coding, and see i need a pattern to handle the 'many' calls. for example a call only returns 1 set of data, when i need perhaps records 1-70.
Is the follo …
- 308
0
votes
1
answer
643
views
onlyOwner and testing question
CredentialOrgFactory(credentialOrgContractAddress);
if (cof.isCredentialOrg(_credentialOrgAddress)){
foundAccount = 1;
}
require(foundAccount == 1, "Not Credentialing Org");
_;
}
solidity … code:
pragma solidity ^0.4.21;
/**
* @title CredentialOrgFactory
* @dev The CredentialOrgFactory allows the contract owner to add new credentialing orgs */
import ". …
- 308
3
votes
Accepted
How to map Array of Structs in Solidity
your code should work as intended, and give you a total count of 'emojis', but you may want that information on a per address basis, to do that you could add a second mapping, to always hold the last …
- 308