WebJul 8, 2024 · pragma solidity >=0.4.16 < 0.6.0; /*declare an interfaced named tokenReceipent so that any contract that implements receiveApproval function counts as a tokenReceipent*/ interface tokenRecipient { function receiveApproval(address _from, uint256 _value, address _token, bytes calldata _extraData) external; } contract … WebApr 12, 2024 · A variable in Solidity is a named storage location that contains data. In a smart contract, data is stored in variables that can later be used or changed by the program.For variables, Solidity ...
How to Create an ERC-20 Token on Polygon - Chainlink Blog
WebJan 6, 2024 · * The default value of {decimals} is 18. To change this, you should override * this function so it returns a different value. * * We have followed general OpenZeppelin Contracts guidelines: functions revert * instead returning `false` on failure. This behavior is nonetheless * conventional and does not conflict with the expectations of ERC20 garth news
solidity - I made an BSC token, but i dont know how can i change …
WebApr 14, 2024 · 1 Answer Sorted by: 0 If you want to use 5 as your decimals It must be, _tTotal = 100000000 * 10**6 * 10**5 This is simply 100000000 x 1000000 = 100,000,000,000,000 (Total Supply) In other words with the 5 decimals (10**5) total supply precisely be , 100,000,000,000,000.00000 Share Follow answered May 3, 2024 at 6:41 … WebNov 19, 2015 · The following specifications use syntax from Solidity 0.4.17 (or above) Callers MUST handle false from returns (bool success). ... Returns the number of decimals the token uses - e.g. 8, means to divide the token amount by 100000000 to get its user representation. OPTIONAL - This method can be used to improve usability, but … WebNov 26, 2024 · pragma solidity 0.8.0; import "@openzeppelin/contracts/token/ERC20/ERC20.sol"; contract MyToken is ERC20 { constructor () ERC20 ("MyToken", "MTK") { _mint (msg.sender, 1000000); } function decimals () public view override returns (uint8) { return 0; } } Nololan: garth nicolson