19 lines
635 B
Solidity
19 lines
635 B
Solidity
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contract token {
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mapping (address => uint) public coinBalanceOf;
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event CoinTransfer(address sender, address receiver, uint amount);
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/* Initializes contract with initial supply tokens to the creator of the contract */
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function token(uint supply) {
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coinBalanceOf[msg.sender] = (supply || 10000);
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}
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/* Very simple trade function */
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function sendCoin(address receiver, uint amount) returns(bool sufficient) {
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if (coinBalanceOf[msg.sender] < amount) return false;
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coinBalanceOf[msg.sender] -= amount;
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coinBalanceOf[receiver] += amount;
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CoinTransfer(msg.sender, receiver, amount);
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return true;
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}
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}
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