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author | Denton Liu <liu.denton+github@gmail.com> | 2016-08-12 23:07:02 +0800 |
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committer | Denton Liu <liu.denton+github@gmail.com> | 2016-08-12 23:08:53 +0800 |
commit | 0b3ad9262cd99ae4788e14f399905952c16d5d27 (patch) | |
tree | 5c50ac377fc8c8d82aaf4d0018213b36a48c56d9 /docs | |
parent | 269a6d1379166bd1e32129db467212bd7663d4af (diff) | |
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Fix code
Diffstat (limited to 'docs')
-rw-r--r-- | docs/common-patterns.rst | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/docs/common-patterns.rst b/docs/common-patterns.rst index 8d0b28af..6302af72 100644 --- a/docs/common-patterns.rst +++ b/docs/common-patterns.rst @@ -32,7 +32,7 @@ become the new richest. address public richest; uint public mostSent; - mapping (address => uint) pending; + mapping (address => uint) pendingWithdrawals; function WithdrawalContract() { richest = msg.sender; @@ -41,7 +41,7 @@ become the new richest. function becomeRichest() returns (bool) { if (msg.value > mostSent) { - pending[richest] = msg.value; + pendingWithdrawals[richest] += msg.value; richest = msg.sender; mostSent = msg.value; return true; @@ -52,10 +52,10 @@ become the new richest. } function withdraw() { - uint amount = pending[msg.sender]; - // Remember to zero the pending refund before sending - // to prevent re-entrancy attacks - pending[msg.sender] = 0; + uint amount = pendingWithdrawals[msg.sender]; + // Remember to zero the pending refund before + // sending to prevent re-entrancy attacks + pendingWithdrawals[msg.sender] = 0; if (!msg.sender.send(amount)) { throw; } |