mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
51 lines
1.2 KiB
Solidity
51 lines
1.2 KiB
Solidity
contract Test {
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struct A {
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mapping(uint=>uint) m;
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}
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struct B {
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mapping(uint=>uint) m;
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uint x;
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}
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struct C {
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mapping(uint=>uint)[] ma;
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}
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struct D {
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A[] a;
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}
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A storageA;
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B storageB;
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C storageC;
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D storageD;
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constructor() public {
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storageA.m[1] = 2;
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storageB.m[3] = 4;
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storageB.x = 5;
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for (uint i = 0; i < 6; i++)
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storageC.ma.push();
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for (uint i = 0; i < 7; i++)
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storageD.a.push();
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}
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function run() public returns (uint, uint, uint, uint, uint, uint) {
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A memory memoryA = A();
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B memory memoryB = B(42);
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C memory memoryC = C();
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D memory memoryD1 = D(new A[](999));
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D memory memoryD2 = storageD;
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storageA = memoryA;
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storageB = memoryB;
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storageC = memoryC;
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// the following line does not compile because unimplemented
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// storageD = memoryD1;
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return (
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storageA.m[1],
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storageB.x,
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memoryB.x,
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storageC.ma.length,
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memoryD1.a.length,
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memoryD2.a.length
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);
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}
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}
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// ----
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// run() -> 2, 42, 42, 6, 999, 7
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