Blockwell

CocosToken

ERC20

This contract is an ERC20 token.

Name CocosToken
Symbol COCOS
Decimals 18
Total Supply 100,000,000,000 COCOS

About link description

Cocos-BCX (COCOS) is a cryptocurrency token and operates on the Ethereum platform. Cocos-BCX has a current supply of 100,000,000,000 with 39,326,586,220 in circulation. The last known price of Cocos-BCX is $0.000487 USD and is up 6.80% over the last 24 hours. It is currently trading on 13 active market(s) with $1,171,860.627 traded over the last 24 hours. More information can be found at https://www.cocosbcx.io/.

Stats

Public Functions 27
Event Types 12
Code Size 28,770 bytes

Library Use

Uses SafeMath for uint.

AddBlackAccount Event

Parameters help
operator
address help
blackAccount
address help

AddWhiteAccount Event

Parameters help
operator
address help
whiteAccount
address help

Approval Event

Parameters help
owner
address help
spender
address help
value
uint256 help

DelBlackAccount Event

Parameters help
operator
address help
blackAccount
address help

DelWhiteAccount Event

Parameters help
operator
address help
whiteAccount
address help

OwnershipTransferred Event

Parameters help
previousOwner
address help
newOwner
address help

Paused Event

Parameters help
account
address help

PauserAdded Event

Parameters help
account
address help

PauserRemoved Event

Parameters help
account
address help

Transfer Event

Parameters help
from
address help
to
address help
value
uint256 help

TransferMuti Event

Parameters help
len
uint256 help
amount
uint256 help

Unpaused Event

Parameters help
account
address help

Functions Expand All Collapse All

owner keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help view
Source Code
    function owner() public view returns (address) {
        return _owner;
    }

isOwner keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help view
Source Code
    function isOwner() public view returns (bool) {
        return msg.sender == _owner;
    }

renounceOwnership keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help transaction

Modifiers help

onlyOwner checks for the following:
null
Source Code
    function renounceOwnership() public onlyOwner {
        emit OwnershipTransferred(_owner, address(0));
        _owner = address(0);
    }

transferOwnership keyboard_arrow_up

Parameters help

Name Type
newOwner
address help

Properties

Visibility help public
Mutability help transaction

Modifiers help

onlyOwner checks for the following:
null

Requirements help

Source Code
    function transferOwnership(address newOwner) public onlyOwner {
        _transferOwnership(newOwner);
    }

isPauser keyboard_arrow_up

Parameters help

Name Type
account
address help

Properties

Visibility help public
Mutability help view
Source Code
    function isPauser(address account) public view returns (bool) {
        return _pausers.has(account);
    }

addPauser keyboard_arrow_up

Parameters help

Name Type
account
address help

Properties

Visibility help public
Mutability help transaction

Modifiers help

onlyPauser checks for the following:
null
Source Code
    function addPauser(address account) public onlyPauser {
        _addPauser(account);
    }

renouncePauser keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help transaction
Source Code
    function renouncePauser() public {
        _removePauser(msg.sender);
    }

paused keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help view
Source Code
    function paused() public view returns (bool) {
        return _paused;
    }

pause keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help transaction

Modifiers help

onlyPauser checks for the following:
null
Source Code
    function pause() public onlyPauser whenNotPaused {
        _paused = true;
        emit Paused(msg.sender);
    }

unpause keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help transaction

Modifiers help

Source Code
    function unpause() public onlyPauser whenPaused {
        _paused = false;
        emit Unpaused(msg.sender);
    }

name keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help view
Source Code
    function name() public view returns (string memory) {
        return _name;
    }

symbol keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help view
Source Code
    function symbol() public view returns (string memory) {
        return _symbol;
    }

decimals keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help view
Source Code
    function decimals() public view returns (uint8) {
        return _decimals;
    }

totalSupply keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help view
Source Code
    function totalSupply() public view returns (uint256) {
        return _totalSupply;
    }

balanceOf keyboard_arrow_up

Parameters help

Name Type
account
address help

Properties

Visibility help public
Mutability help view
Source Code
    function balanceOf(address account) public view returns (uint256) {
        return _balances[account];
    }

transfer keyboard_arrow_up

Parameters help

Name Type
_to
address help
_value
uint256 help

Properties

Visibility help public
Mutability help transaction
Source Code
   function transfer(address _to, uint256 _value) public returns (bool)  {
        if (paused() == true) {
            // , only white list pass
            require(whiteAccountMap[msg.sender] != 0, "contract is in paused, only in white list can transfer");
        }
        else {
            // check black list
            require(blackAccountMap[msg.sender] == 0,"address in black list, can't transfer");
        }
        return super.transfer(_to, _value);
    }

allowance keyboard_arrow_up

Parameters help

Name Type
owner
address help
spender
address help

Properties

Visibility help public
Mutability help view
Source Code
    function allowance(address owner, address spender) public view returns (uint256) {
        return _allowances[owner][spender];
    }

approve keyboard_arrow_up

Parameters help

Name Type
spender
address help
value
uint256 help

Properties

Visibility help public
Mutability help transaction
Source Code
    function approve(address spender, uint256 value) public returns (bool) {
        _approve(msg.sender, spender, value);
        return true;
    }

transferFrom keyboard_arrow_up

Parameters help

Name Type
_from
address help
_to
address help
_value
uint256 help

Properties

Visibility help public
Mutability help transaction
Source Code
    function transferFrom(address _from, address _to, uint256 _value) public returns (bool) {
        if (paused() == true) {
            // frozen contract , only white list pass
            require(whiteAccountMap[msg.sender] != 0, "contract is in  paused, can't transfer");
            if (msg.sender != _from) {
                require(whiteAccountMap[_from] != 0, "contract is in  paused, can't transfer");
            }
        }
        else {
            // check black list
            require(blackAccountMap[msg.sender] == 0, "address in black list, can't transfer");
            if (msg.sender != _from) {
                require(blackAccountMap[_from] == 0,"address in black list, can't transfer");
            }
        }

        return super.transferFrom(_from, _to, _value);
    }

increaseAllowance keyboard_arrow_up

Parameters help

Name Type
spender
address help
addedValue
uint256 help

Properties

Visibility help public
Mutability help transaction
Source Code
    function increaseAllowance(address spender, uint256 addedValue) public returns (bool) {
        _approve(msg.sender, spender, _allowances[msg.sender][spender].add(addedValue));
        return true;
    }

decreaseAllowance keyboard_arrow_up

Parameters help

Name Type
spender
address help
subtractedValue
uint256 help

Properties

Visibility help public
Mutability help transaction
Source Code
    function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) {
        _approve(msg.sender, spender, _allowances[msg.sender][spender].sub(subtractedValue));
        return true;
    }

constructor keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help payable
Source Code
    function() external payable {
        revert();
    }

withdrawFromContract keyboard_arrow_up

Parameters help

Name Type
_to
address help

Properties

Visibility help public
Mutability help transaction
Source Code
    function withdrawFromContract(address _to) public onlyOwner validAddress(_to) returns (bool)  {
        uint256 contractBalance = balanceOf(address(this));
        require(contractBalance > 0, "not enough balance");

        _transfer(address(this), _to, contractBalance);
        return true;
    }

addWhiteAccount keyboard_arrow_up

Parameters help

Name Type
_whiteAccount
address help

Properties

Visibility help public
Mutability help transaction
Source Code
    function addWhiteAccount(address _whiteAccount) public
        onlyOwner
        validAddress(_whiteAccount){
        require(whiteAccountMap[_whiteAccount]==0, "has in white list");

        uint256 index = whiteAccounts.length;
        require(index < 4294967296, "white list is too long");

        whiteAccounts.length += 1;
        whiteAccounts[index] = _whiteAccount;
        
        whiteAccountMap[_whiteAccount] = index + 1;
        emit AddWhiteAccount(msg.sender,_whiteAccount);
    }

delWhiteAccount keyboard_arrow_up

Parameters help

Name Type
_whiteAccount
address help

Properties

Visibility help public
Mutability help transaction
Source Code
    function delWhiteAccount(address _whiteAccount) public
        onlyOwner
        validAddress(_whiteAccount){
        require(whiteAccountMap[_whiteAccount]!=0,"not in white list");

        uint256 index = whiteAccountMap[_whiteAccount];
        if (index == whiteAccounts.length)
        {
            whiteAccounts.length -= 1;
        }else{
            address lastaddress = whiteAccounts[whiteAccounts.length-1];
            whiteAccounts[index-1] = lastaddress;
            whiteAccounts.length -= 1;
            whiteAccountMap[lastaddress] = index;
        }
        delete whiteAccountMap[_whiteAccount];
        emit DelWhiteAccount(msg.sender,_whiteAccount);
    }

addBlackAccount keyboard_arrow_up

Parameters help

Name Type
_blackAccount
address help

Properties

Visibility help public
Mutability help transaction
Source Code
    function addBlackAccount(address _blackAccount) public
        onlyOwner
        validAddress(_blackAccount){
        require(blackAccountMap[_blackAccount]==0,  "has in black list");

        uint256 index = blackAccounts.length;
        require(index < 4294967296, "black list is too long");

        blackAccounts.length += 1;
        blackAccounts[index] = _blackAccount;
        blackAccountMap[_blackAccount] = index + 1;

        emit AddBlackAccount(msg.sender, _blackAccount);
    }

delBlackAccount keyboard_arrow_up

Parameters help

Name Type
_blackAccount
address help

Properties

Visibility help public
Mutability help transaction
Source Code
    function delBlackAccount(address _blackAccount) public
        onlyOwner
        validAddress(_blackAccount){
        require(blackAccountMap[_blackAccount]!=0,"not in black list");

        uint256 index = blackAccountMap[_blackAccount];
        if (index == blackAccounts.length)
        {
            blackAccounts.length -= 1;
        }else{
            address lastaddress = blackAccounts[blackAccounts.length-1];
            blackAccounts[index-1] = lastaddress;
            blackAccounts.length -= 1;
            blackAccountMap[lastaddress] = index;
        }

        delete blackAccountMap[_blackAccount];
        emit DelBlackAccount(msg.sender, _blackAccount);
    }