ABI.decode
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decode
, go back to ABI module for more information.
Link to this function
decode(function_signature, data, data_type \\ :input)
Decodes the given data based on the function or tuple signature.
In place of a signature, you can also pass one of the ABI.FunctionSelector
structs returned from parse_specification/1
.
Examples
iex> ABI.decode("baz(uint,address)", "00000000000000000000000000000000000000000000000000000000000000320000000000000000000000000000000000000000000000000000000000000001" |> Base.decode16!(case: :lower))
[50, <<1::160>>]
iex> ABI.decode("(address[])", "00000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000000" |> Base.decode16!(case: :lower))
[{[]}]
iex> ABI.decode("(string)", "00000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000b457468657220546f6b656e000000000000000000000000000000000000000000" |> Base.decode16!(case: :lower))
[{"Ether Token"}]
iex> File.read!("priv/dog.abi.json")
...> |> Jason.decode!
...> |> ABI.parse_specification
...> |> Enum.find(&(&1.function == "bark")) # bark(address,bool)
...> |> ABI.decode("b85d0bd200000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000001" |> Base.decode16!(case: :lower))
[<<1::160>>, true]