OriginSport Token
ERC20
This contract is an ERC20 token.
Name
OriginSport Token
Symbol
ORS
Decimals
18
Total Supply
300,000,000 ORS
About
link
Origin Sport (ORS) is a cryptocurrency token and operates on the Ethereum platform. Origin Sport has a current supply of 300,000,000 with 299,999,850 in circulation. The last known price of Origin Sport is $0.006749 USD and is up 4.14% over the last 24 hours. It is currently trading on 6 active market(s) with $626,102.325 traded over the last 24 hours. More information can be found at https://www.originsport.io/.
Stats
Public Functions
16
Event Types
5
Code Size
12,597 bytes
Library Use
Uses SafeMath for uint.
Events (5) keyboard_arrow_up
Functions
totalSupply keyboard_arrow_up
balanceOf keyboard_arrow_up
transfer keyboard_arrow_up
Requirements help
Source Code
function transfer(address _to, uint256 _value) 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;
}
burn keyboard_arrow_up
Source Code
function burn(uint256 _value) public {
// require(_value <= balances[msg.sender]);
// no need to require value <= totalSupply, since that would imply the
// sender's balance is greater than the totalSupply, which *should* be an assertion failure
address burner = msg.sender;
balances[burner] = balances[burner].sub(_value);
totalSupply_ = totalSupply_.sub(_value);
Burn(burner, _value);
Transfer(burner, address(0), _value);
}
transferOwnership keyboard_arrow_up
allowance keyboard_arrow_up
transferFrom keyboard_arrow_up
Requirements help
Source Code
function transferFrom(address _from, address _to, uint256 _value) 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
Source Code
function approve(address _spender, uint256 _value) public returns (bool) {
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
increaseApproval keyboard_arrow_up
Source Code
function increaseApproval(address _spender, uint _addedValue) 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
Source Code
function decreaseApproval(address _spender, uint _subtractedValue) 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;
}
addWhitelistedTransfer keyboard_arrow_up
Modifiers help
onlyOwner checks for the following:
Source Code
function addWhitelistedTransfer(address _address) onlyOwner public {
whitelistedTransfer[_address] = true;
}
activeTransfer keyboard_arrow_up
transfer keyboard_arrow_up
transferFrom keyboard_arrow_up
Modifiers help
validAddress checks for the following:
onlyWhenTransferable checks for the following:
Requirements help
Source Code
function transferFrom(address _from, address _to, uint _value) public
validAddress(_to)
onlyWhenTransferable
returns (bool)
{
return super.transferFrom(_from, _to, _value);
}
batchTransfer keyboard_arrow_up
Modifiers help
onlyWhenTransferable checks for the following:
Requirements help
Source Code
function batchTransfer(address[] _recipients, uint _value) public onlyWhenTransferable returns (bool) {
uint count = _recipients.length;
require(count > 0 && count <= 20);
uint needAmount = count.mul(_value);
require(_value > 0 && balances[msg.sender] >= needAmount);
for (uint i = 0; i < count; i++) {
transfer(_recipients[i], _value);
}
return true;
}
burn keyboard_arrow_up
Modifiers help
onlyWhenTransferable checks for the following:
onlyOwner checks for the following:
Source Code
function burn(uint _value) public onlyWhenTransferable onlyOwner {
super.burn(_value);
}