Blockwell

Distributed Credit Chain

ERC20

This contract is an ERC20 token.

Name Distributed Credit Chain
Symbol DCC
Decimals 18
Total Supply 3,424,433,690 DCC

About

Stats

Public Functions 14
Event Types 5
Code Size 11,384 bytes

Approval Event

Parameters help
owner
address help
spender
address help
value
uint256 help

Mint Event

Parameters help
to
address help
amount
uint256 help

MintFinished Event

Parameters help

OwnershipTransferred Event

Parameters help
previousOwner
address help
newOwner
address help

Transfer Event

Parameters help
from
address help
to
address help
value
uint256 help

Functions Expand All Collapse All

transferOwnership keyboard_arrow_up

Parameters help

Name Type
newOwner
address help

Properties

Visibility help public
Mutability help transaction

Requirements help

Source Code
    function transferOwnership(address newOwner) public onlyOwner {
        require(newOwner != address(0));
        OwnershipTransferred(owner, newOwner);
        owner = newOwner;
    }

balanceOf keyboard_arrow_up

Parameters help

Name Type
_owner
address help

Properties

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

transfer keyboard_arrow_up

Parameters help

Name Type
_to
address help
_value
uint256 help

Properties

Visibility help public
Mutability help transaction

Modifiers help

Source Code
    function transfer(address _to, uint256 _value) transfersEnabled public returns (bool) {
        require(_to != address(0));
        require(_value <= balances[msg.sender]);

        // SafeMath.sub will throw if there is not enough balance.
        balances[msg.sender] = balances[msg.sender].sub(_value);
        balances[_to] = balances[_to].add(_value);
        Transfer(msg.sender, _to, _value);
        return true;
    }

enableTransfers keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help transaction
Source Code
    function enableTransfers() public onlyOwner {
        transfersEnabledFlag = true;
    }

batchTransfer keyboard_arrow_up

Parameters help

Name Type
_addresses
address[] help
_value
uint256[] help

Properties

Visibility help public
Mutability help transaction
Source Code
    function batchTransfer(address[] _addresses, uint256[] _value) public returns (bool) {
        for (uint256 i = 0; i < _addresses.length; i++) {
            require(transfer(_addresses[i], _value[i]));
        }
        return true;
    }

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 allowed[_owner][_spender];
    }

transferFrom keyboard_arrow_up

Parameters help

Name Type
_from
address help
_to
address help
_value
uint256 help

Properties

Visibility help public
Mutability help transaction

Modifiers help

Requirements help

Source Code
    function transferFrom(address _from, address _to, uint256 _value) transfersEnabled public returns (bool) {
        require(_to != address(0));
        require(_value <= balances[_from]);
        require(_value <= allowed[_from][msg.sender]);

        balances[_from] = balances[_from].sub(_value);
        balances[_to] = balances[_to].add(_value);
        allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
        Transfer(_from, _to, _value);
        return true;
    }

approve keyboard_arrow_up

Parameters help

Name Type
_spender
address help
_value
uint256 help

Properties

Visibility help public
Mutability help transaction

Modifiers help

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

increaseApproval keyboard_arrow_up

Parameters help

Name Type
_spender
address help
_addedValue
uint help

Properties

Visibility help public
Mutability help transaction

Modifiers help

Source Code
    function increaseApproval(address _spender, uint _addedValue) transfersEnabled public returns (bool) {
        allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue);
        Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
        return true;
    }

decreaseApproval keyboard_arrow_up

Parameters help

Name Type
_spender
address help
_subtractedValue
uint help

Properties

Visibility help public
Mutability help transaction

Modifiers help

Source Code
    function decreaseApproval(address _spender, uint _subtractedValue) transfersEnabled public returns (bool) {
        uint oldValue = allowed[msg.sender][_spender];
        if (_subtractedValue > oldValue) {
            allowed[msg.sender][_spender] = 0;
        }
        else {
            allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
        }
        Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
        return true;
    }

addMinter keyboard_arrow_up

Parameters help

Name Type
_addr
address help

Properties

Visibility help public
Mutability help transaction

Requirements help

Source Code
    function addMinter(address _addr) public onlyOwner {
        require(_addr != address(0));
        minters[_addr] = true;
    }

deleteMinter keyboard_arrow_up

Parameters help

Name Type
_addr
address help

Properties

Visibility help public
Mutability help transaction

Requirements help

Source Code
    function deleteMinter(address _addr) public onlyOwner {
        require(_addr != address(0));
        delete minters[_addr];
    }

mint keyboard_arrow_up

Parameters help

Name Type
_to
address help
_amount
uint256 help

Properties

Visibility help public
Mutability help transaction
Source Code
    function mint(address _to, uint256 _amount) onlyMinters canMint public returns (bool) {
        require(totalSupply.add(_amount) <= cap);

        return super.mint(_to, _amount);
    }

finishMinting keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help transaction
Source Code
    function finishMinting() onlyOwner canMint public returns (bool) {
        mintingFinished = true;
        MintFinished();
        return true;
    }