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Diffstat (limited to 'docs/types.rst')
| -rw-r--r-- | docs/types.rst | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/docs/types.rst b/docs/types.rst index b3631f74..08b74241 100644 --- a/docs/types.rst +++ b/docs/types.rst @@ -226,10 +226,6 @@ Dynamically-sized byte array ``string``: Dynamically-sized UTF-8-encoded string, see :ref:`arrays`. Not a value-type! -As a rule of thumb, use ``bytes`` for arbitrary-length raw byte data and ``string`` -for arbitrary-length string (UTF-8) data. If you can limit the length to a certain -number of bytes, always use one of ``bytes1`` to ``bytes32`` because they are much cheaper. - .. index:: address, literal;address .. _address_literals: @@ -602,8 +598,10 @@ shaves off one level in the type from the right). Variables of type ``bytes`` and ``string`` are special arrays. A ``bytes`` is similar to ``byte[]``, but it is packed tightly in calldata. ``string`` is equal to ``bytes`` but does not allow length or index access (for now). - So ``bytes`` should always be preferred over ``byte[]`` because it is cheaper. +As a rule of thumb, use ``bytes`` for arbitrary-length raw byte data and ``string`` +for arbitrary-length string (UTF-8) data. If you can limit the length to a certain +number of bytes, always use one of ``bytes1`` to ``bytes32`` because they are much cheaper. .. note:: If you want to access the byte-representation of a string ``s``, use |