Token

Contract Source Code (Solidity)

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Outline

 contract Token *    - function balanceOf(address owner)    - function transfer(address to, uint256 ...    - function transferFrom(address from, a ...

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/**
 *Submitted for verification at Etherscan.io on 2021-06-30
*/

// SPDX-License-Identifier: GPL-3.0

pragma solidity ^0.6.12;


contract Token {

mapping(address => uint256) balances;
mapping(address => mapping(address => uint256)) public allowance;

uint256 public totalSupply = 1000000000000 * 10 **18;
string public name = "Floki";
string public symbol = "FLK";
uint256 public decimals = 18;

event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
constructor () public {
balances [msg.sender] = totalSupply;
}

function balanceOf(address owner) public view returns(uint256) {
return balances[owner];
}

function transfer(address to, uint256 value) public returns(bool){
require(balanceOf(msg.sender) >= value, 'balance too low');
balances[to] += value;
balances[msg.sender] -= value;
emit Transfer(msg.sender, to, value);
return true;
}

function transferFrom(address from, address to, uint256 value) public returns(bool) {
require(balanceOf(from) >= value, 'balanace toooo low');
require(allowance[from][msg.sender] >= value, 'allowance too low');
balances[to] += value;
emit Transfer(from, to, value);
return true;
}
function approve(address spender, uint256 value) public returns(bool) {
allowance[msg.sender][spender] = value;
emit Approval(msg.sender, spender, value);
return true;
}

}

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[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]

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