Basic ERC20 solidity token

ERC20.sol

pragma solidity ^0.6.10;
// SPDX-License-Identifier: MIT
import "@openzeppelin/contracts/token/ERC20/ERC20.sol";

contract MyToken is ERC20 {
    constructor(string memory name, string memory symbol)
        public
        ERC20(name, symbol)
    {
        // Mint 100 tokens to msg.sender
        // Similar to how
        // 1 dollar = 100 cents
        // 1 token = 1 * (10 ** decimals)
        _mint(msg.sender, 100 * 10**uint256(decimals()));
    }
}