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Using openzepplin library contract

2022-02-03 20:42:57 Q & A of Denglian community

How to be in openzepplin Of ERC20PresetMinterPauser.sol Add... To the contract token ceiling ?

Take the answer 1:

In their own implementation contract , heavy load ( Re actualize )mint Method , for example :

function mint(address to, uint256 amount) public override { require(totalSupply() <=  ceiling , " It's over the limit ");, amount);    }

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