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| author | Berk Erol <berk.erol@boun.edu.tr> | 2018-10-26 14:53:57 +0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-10-26 14:53:57 +0800 |
| commit | 19064e81bc07c75a5b7626fc97315e92ec09db7b (patch) | |
| tree | 59dea57f88723cbe14f3d5d2b8737ebb2da3b53f /docs/solidity-by-example.rst | |
| parent | 41375b5d79a77d392922f36f149d5bef269303e6 (diff) | |
| download | dexon-solidity-19064e81bc07c75a5b7626fc97315e92ec09db7b.tar.gz dexon-solidity-19064e81bc07c75a5b7626fc97315e92ec09db7b.tar.zst dexon-solidity-19064e81bc07c75a5b7626fc97315e92ec09db7b.zip | |
Add check for whether voter has right to vote
Diffstat (limited to 'docs/solidity-by-example.rst')
| -rw-r--r-- | docs/solidity-by-example.rst | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/docs/solidity-by-example.rst b/docs/solidity-by-example.rst index 8f58f339..f71f1e23 100644 --- a/docs/solidity-by-example.rst +++ b/docs/solidity-by-example.rst @@ -152,6 +152,7 @@ of votes. /// to proposal `proposals[proposal].name`. function vote(uint proposal) public { Voter storage sender = voters[msg.sender]; + require(sender.weight != 0, "Has no right to vote"); require(!sender.voted, "Already voted."); sender.voted = true; sender.vote = proposal; |