将big.Float转换为big.Int，我在下面写了代码，但是它溢出了uint64，那么将big.Float转换为big.Int的正确方法是什么。packagemainimport"fmt"import"math/big"funcFloatToBigInt(valfloat64)*big.Int{bigval:=new(big.Float)bigval.SetFloat64(val)coin:=new(big.Float)coin.SetInt(big.NewInt(1000000000000000000))bigval.Mul(bigval,coin)result:=new(big
