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Merge pull request #3566 from mirgj/patch-1
Update solidity-by-example.rst
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@ -272,7 +272,7 @@ activate themselves.
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// money back.
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require(msg.value > highestBid);
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if (highestBidder != 0) {
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if (highestBid != 0) {
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// Sending back the money by simply using
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// highestBidder.send(highestBid) is a security risk
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// because it could execute an untrusted contract.
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