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Fix payable example.

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chriseth 2021-01-20 11:14:27 +01:00
parent 085b5c423d
commit ceecfcb8a3
1 changed files with 4 additions and 1 deletions
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5
docs/contracts/functions.rst
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@ -438,7 +438,10 @@ operations as long as there is enough gas passed on to it.
// results in test.x becoming == 1 and test.y becoming 1. // results in test.x becoming == 1 and test.y becoming 1.
// If someone sends Ether to that contract, the receive function in TestPayable will be called. // If someone sends Ether to that contract, the receive function in TestPayable will be called.
require(payable(test).send(2 ether)); // Since that function writes to storage, it takes more gas than is available with a
// simple ``send`` or ``transfer``. Because of that, we have to use a low-level call.
(success,) = address(test).call{value: 2 ether}("");
require(success);
// results in test.x becoming == 2 and test.y becoming 2 ether. // results in test.x becoming == 2 and test.y becoming 2 ether.
return true; return true;