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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.
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Referencing another another contract returns an empty value
pragma solidity ^0.4.4;
contract ScoreStore{
mapping(string => int) PersonScores;
function AddPersonScore(string name, int startingScore){
if(PersonScores[name]>0){
throw; … The second contract:
pragma solidity ^0.4.4;
contract IScoreStore{
function GetScore(string name) returns (int);
}
contract MyGame{
function ShowScore(string name) returns (int)
{ …