123456789101112131415 |
- contract PullPaymentCapable {
- mapping(address => uint) refunds;
- function asyncSend(address dest, uint amount) {
- refunds[dest] += amount;
- }
- function withdrawRefund() external {
- uint refund = refunds[msg.sender];
- refunds[msg.sender] = 0;
- if (!msg.sender.send(refund)) {
- refunds[msg.sender] = refund;
- }
- }
- }
|