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43 lines
595 B
43 lines
595 B
pragma solidity >=0.8.0 <0.9.0;
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import "./ModifiersB.sol";
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/**
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* New syntaxes in solc 0.6.x
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*/
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contract ModifiersC {
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uint counter;
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address owner;
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bool flag = true;
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constructor() public {
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owner = msg.sender;
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}
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modifier flippable {
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require(flag);
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_;
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}
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function flip() public {
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flag = !flag;
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}
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function simpleSetFlip(uint i) flippable public {
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counter = counter + i;
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}
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modifier onlyOwner {
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require(msg.sender == owner);
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_;
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}
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function set(uint i)
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onlyOwner
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public
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payable
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virtual
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{
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counter = counter + i;
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}
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}
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