Solidity - First Application

https://www.tutorialspoint.com/solidity/solidity_first_application.htm

Solidity - First Application

pragma solidity ^0.5.0;
contract SolidityTest {
   constructor() public{
   }
   function getResult() public view returns(uint){
      uint a = 1;
      uint b = 2;
      uint result = a + b;
      return result;
   }
}

https://docs.soliditylang.org/en/v0.6.8/layout-of-source-files.html

• Visibility ( public / external ) is not needed for constructors anymore: To prevent a contract from being created, it can be marked abstract . This makes the visibility concept for constructors obsolete.

https://forum.openzeppelin.com/t/visibility-for-constructor-is-ignored-error-migrating-a-simple-erc20-constructor/5052

 

//SPDX-License-Identifier: MIT
pragma solidity ^0.8.7;
contract SolidityTest {
   function getResult() public pure returns(uint){
      uint a = 1;
      uint b = 2;
      uint result = a + b;
      return result;
   }
}

 

 

solidity tutorial

https://youtube.com/playlist?list=PLbbtODcOYIoE0D6fschNU4rqtGFRpk3ea 

Solidity Tutorial