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13 lines
215 B
Solidity
13 lines
215 B
Solidity
contract C {
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function getOne() public payable nonFree returns (uint256 r) {
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return 1;
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}
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modifier nonFree {
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if (msg.value > 0) _;
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}
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}
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// ----
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// getOne() -> 0
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// getOne(), 1 wei -> 1
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