'Error obtain data with React and Solidity

When call in my front (React)

My code:

const checkAllowance = await contract.GetAllowance.call({
                    from: account
                }).catch((error) => {
                    errorAlert(error.message);
                });

reactjs solidity

Solution 1:^[1]

The number you get from that call is a BigNumber. Try to convert it with .toString().

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Solution	Source
Solution 1	NiccolÃ² Fant

'Error obtain data with React and Solidity

Solution 1:[1]

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Related Questions

Solution 1:^[1]