I'm trying to use a form to submit the data, but every time I try to run the code it throws an error.

pragma solidity >=0.4.21 <0.7.0;

contract SimpleStorage {
  uint storedData;

  function set(uint256 x) public {
    storedData = x;

  function get() public view returns (uint) {
    return storedData;

  • How does your Javascript code look like currently? But this is not about React, this is more of a JavaScript/web3 question. And what web3 library are you using? Sep 1, 2021 at 10:38
  • Please clarify your specific problem or provide additional details to highlight exactly what you need. As it's currently written, it's hard to tell exactly what you're asking.
    – Community Bot
    Sep 1, 2021 at 11:30


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