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Markus Osterlund / robriks 2023-10-02 13:12:00 -06:00 committed by GitHub
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docs/abi-spec.rst
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@ -252,7 +252,21 @@ Given the contract:
}
Thus, for our ``Foo`` example if we wanted to call ``baz`` with the parameters ``69`` and
Thus, for our ``Foo`` example, if we wanted to call ``bar`` with the argument ``["abc", "def"]``, we would pass 68 bytes total, broken down into:
- ``0xfce353f6``: the Method ID. This is derived from the signature ``bar(bytes3[2])``.
- ``0x6162630000000000000000000000000000000000000000000000000000000000``: the first part of the first
parameter, a ``bytes3`` value ``"abc"`` (left-aligned).
- ``0x6465660000000000000000000000000000000000000000000000000000000000``: the second part of the first
parameter, a ``bytes3`` value ``"def"`` (left-aligned).
In total:
.. code-block:: none
0xfce353f661626300000000000000000000000000000000000000000000000000000000006465660000000000000000000000000000000000000000000000000000000000
If we wanted to call ``baz`` with the parameters ``69`` and
``true``, we would pass 68 bytes total, which can be broken down into:
- ``0xcdcd77c0``: the Method ID. This is derived as the first 4 bytes of the Keccak hash of
@ -271,20 +285,6 @@ In total:
It returns a single ``bool``. If, for example, it were to return ``false``, its output would be
the single byte array ``0x0000000000000000000000000000000000000000000000000000000000000000``, a single bool.
If we wanted to call ``bar`` with the argument ``["abc", "def"]``, we would pass 68 bytes total, broken down into:
- ``0xfce353f6``: the Method ID. This is derived from the signature ``bar(bytes3[2])``.
- ``0x6162630000000000000000000000000000000000000000000000000000000000``: the first part of the first
parameter, a ``bytes3`` value ``"abc"`` (left-aligned).
- ``0x6465660000000000000000000000000000000000000000000000000000000000``: the second part of the first
parameter, a ``bytes3`` value ``"def"`` (left-aligned).
In total:
.. code-block:: none
0xfce353f661626300000000000000000000000000000000000000000000000000000000006465660000000000000000000000000000000000000000000000000000000000
If we wanted to call ``sam`` with the arguments ``"dave"``, ``true`` and ``[1,2,3]``, we would
pass 292 bytes total, broken down into: