ethutils

func BigToFloat ¶

func BigToFloat(b *big.Int, decimal int64) float64

BigToFloat converts a big int to float according to its number of decimal digits Example: - BigToFloat(1100, 3) = 1.1 - BigToFloat(1100, 2) = 11 - BigToFloat(1100, 5) = 0.11

func BuildExactSendETHTx ¶

func BuildExactSendETHTx(nonce uint64, to string, ethAmount *big.Int, priceGwei float64) (tx *types.Transaction)

func BuildExactTx ¶

func BuildExactTx(nonce uint64, to string, ethAmount *big.Int, gasLimit uint64, priceGwei float64, data []byte) (tx *types.Transaction)

func BuildSendETHTx ¶

func BuildSendETHTx(nonce uint64, to string, ethAmount float64, priceGwei float64) (tx *types.Transaction)

func BuildTx ¶

func BuildTx(nonce uint64, to string, ethAmount float64, gasLimit uint64, priceGwei float64, data []byte) (tx *types.Transaction)

func EthToWei ¶

func EthToWei(n float64) *big.Int

EthToWei converts Gwei as a float to Wei as a big int

func FloatToBigInt ¶

func FloatToBigInt(amount float64, decimal int64) *big.Int

FloatToBigInt converts a float to a big int with specific decimal Example: - FloatToBigInt(1, 4) = 10000 - FloatToBigInt(1.234, 4) = 12340

func FloatToInt ¶

func FloatToInt(amount float64) int64

func GetERC20ABI ¶

func GetERC20ABI() (*abi.ABI, error)

func GweiToWei ¶

func GweiToWei(n float64) *big.Int

GweiToWei converts Gwei as a float to Wei as a big int

func HexToAddress ¶

func HexToAddress(hex string) common.Address

func HexToAddresses ¶

func HexToAddresses(hexes []string) []common.Address

func HexToBig ¶

func HexToBig(hex string) *big.Int

func PackERC20Data ¶

func PackERC20Data(function string, params ...interface{}) ([]byte, error)

func RawTxToHash ¶

func RawTxToHash(data string) string

RawTxToHash returns valid hex data of a transaction to transaction hash