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Contract Overview
Balance: 0 Ether
Ether Value: $0
Transactions: 1 txn
Token Contract: Crypto Venture Token (CVT)
 Internal Transactions as a result of Contract Execution
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Contract Source Code Verified (Exact match)
Contract Name: CVToken
Compiler Version: v0.4.24+commit.e67f0147
Optimization Enabled: No
Runs (Optimiser):  200



  Contract Source Code   Find Similiar Contracts

pragma solidity ^0.4.4;

contract Token {

/// @return total amount of tokens
 function totalSupply() constant returns (uint256 supply) {}

/// @param _owner The address from which the balance will be retrieved
 /// @return The balance
 function balanceOf(address _owner) constant returns (uint256 balance) {}

/// @notice send `_value` token to `_to` from `msg.sender`
 /// @param _to The address of the recipient
 /// @param _value The amount of token to be transferred
 /// @return Whether the transfer was successful or not
 function transfer(address _to, uint256 _value) returns (bool success) {}

/// @notice send `_value` token to `_to` from `_from` on the condition it is approved by `_from`
 /// @param _from The address of the sender
 /// @param _to The address of the recipient
 /// @param _value The amount of token to be transferred
 /// @return Whether the transfer was successful or not
 function transferFrom(address _from, address _to, uint256 _value) returns (bool success) {}

/// @notice `msg.sender` approves `_addr` to spend `_value` tokens
 /// @param _spender The address of the account able to transfer the tokens
 /// @param _value The amount of wei to be approved for transfer
 /// @return Whether the approval was successful or not
 function approve(address _spender, uint256 _value) returns (bool success) {}

/// @param _owner The address of the account owning tokens
 /// @param _spender The address of the account able to transfer the tokens
 /// @return Amount of remaining tokens allowed to spent
 function allowance(address _owner, address _spender) constant returns (uint256 remaining) {}

event Transfer(address indexed _from, address indexed _to, uint256 _value);
 event Approval(address indexed _owner, address indexed _spender, uint256 _value);
 
}

contract StandardToken is Token {

function transfer(address _to, uint256 _value) returns (bool success) {
 //Default assumes totalSupply can’t be over max (2²⁵⁶ — 1).
 //If your token leaves out totalSupply and can issue more tokens as time goes on, you need to check if it doesn’t wrap.
 //Replace the if with this one instead.
 //if (balances[msg.sender] >= _value && balances[_to] + _value > balances[_to]) {
 if (balances[msg.sender] >= _value && _value > 0) {
 balances[msg.sender] -= _value;
 balances[_to] += _value;
 Transfer(msg.sender, _to, _value);
 return true;
 } else { return false; }
 }

function transferFrom(address _from, address _to, uint256 _value) returns (bool success) {
 //same as above. Replace this line with the following if you want to protect against wrapping uints.
 //if (balances[_from] >= _value && allowed[_from][msg.sender] >= _value && balances[_to] + _value > balances[_to]) {
 if (balances[_from] >= _value && allowed[_from][msg.sender] >= _value && _value > 0) {
 balances[_to] += _value;
 balances[_from] -= _value;
 allowed[_from][msg.sender] -= _value;
 Transfer(_from, _to, _value);
 return true;
 } else { return false; }
 }

function balanceOf(address _owner) constant returns (uint256 balance) {
 return balances[_owner];
 }

function approve(address _spender, uint256 _value) returns (bool success) {
 allowed[msg.sender][_spender] = _value;
 Approval(msg.sender, _spender, _value);
 return true;
 }

function allowance(address _owner, address _spender) constant returns (uint256 remaining) {
 return allowed[_owner][_spender];
 }

mapping (address => uint256) balances;
 mapping (address => mapping (address => uint256)) allowed;
 uint256 public totalSupply;
}

//name this contract whatever you’d like
contract CVToken is StandardToken {

function () {
 //if ether is sent to this address, send it back.
 throw;
 }

/* Public variables of the token */

/*
 NOTE:
 The following variables are OPTIONAL vanities. One does not have to include them.
 They allow one to customise the token contract & in no way influences the core functionality.
 Some wallets/interfaces might not even bother to look at this information.
 */
 string public name; //fancy name: eg Simon Bucks
 uint8 public decimals; //How many decimals to show. ie. There could 1000 base units with 3 decimals. Meaning 0.980 SBX = 980 base units. It’s like comparing 1 wei to 1 ether.
 string public symbol; //An identifier: eg SBX
 string public version = 'H1.0'; //human 0.1 standard. Just an arbitrary versioning scheme.

//
// CHANGE THESE VALUES
//

//make sure this function name matches the contract name above. So if you’re token is called UselessToken, make sure the //contract name above is also UselessToken instead of ERC20Token

function CVToken (
 ) {
 balances[msg.sender] = 1000000000; // Give the creator all initial tokens (100000 for example)
 totalSupply = 1000000000; // Update total supply (100000 for example)
 name = "Crypto Venture Token"; // Set the name for display purposes
 decimals = 0; // Amount of decimals for display purposes
 symbol = "CVT"; // Set the symbol for display purposes
 }

/* Approves and then calls the receiving contract */
 function approveAndCall(address _spender, uint256 _value, bytes _extraData) returns (bool success) {
 allowed[msg.sender][_spender] = _value;
 Approval(msg.sender, _spender, _value);

//call the receiveApproval function on the contract you want to be notified. This crafts the function signature manually so one doesn’t have to include a contract in here just for this.
 //receiveApproval(address _from, uint256 _value, address _tokenContract, bytes _extraData)
 //it is assumed that when does this that the call *should* succeed, otherwise one would use vanilla approve instead.
 if(!_spender.call(bytes4(bytes32(sha3("receiveApproval(address,uint256,address,bytes)"))), msg.sender, _value, this, _extraData)) { throw; }
 return true;
 }
}

    Contract ABI  
[{"constant":true,"inputs":[],"name":"name","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_value","type":"uint256"}],"name":"approve","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"totalSupply","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_from","type":"address"},{"name":"_to","type":"address"},{"name":"_value","type":"uint256"}],"name":"transferFrom","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"decimals","outputs":[{"name":"","type":"uint8"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"version","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"name":"_owner","type":"address"}],"name":"balanceOf","outputs":[{"name":"balance","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"symbol","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_to","type":"address"},{"name":"_value","type":"uint256"}],"name":"transfer","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_value","type":"uint256"},{"name":"_extraData","type":"bytes"}],"name":"approveAndCall","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"_owner","type":"address"},{"name":"_spender","type":"address"}],"name":"allowance","outputs":[{"name":"remaining","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"inputs":[],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"payable":false,"stateMutability":"nonpayable","type":"fallback"},{"anonymous":false,"inputs":[{"indexed":true,"name":"_from","type":"address"},{"indexed":true,"name":"_to","type":"address"},{"indexed":false,"name":"_value","type":"uint256"}],"name":"Transfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"_owner","type":"address"},{"indexed":true,"name":"_spender","type":"address"},{"indexed":false,"name":"_value","type":"uint256"}],"name":"Approval","type":"event"}]

  Contract Creation Code Switch To Opcodes View
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   Swarm Source:
bzzr://6fe530f35b23f409d0efa20947f3c9e267dde00167614f75bd73272a5316f401

 

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