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Diffstat (limited to 'docs')
| -rw-r--r-- | docs/types.rst | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/docs/types.rst b/docs/types.rst index cf123055..5a0acfbb 100644 --- a/docs/types.rst +++ b/docs/types.rst @@ -13,7 +13,10 @@ Solidity provides several elementary types which can be combined to form complex In addition, types can interact with each other in expressions containing operators. For a quick reference of the various operators, see :ref:`order`. -The concept of "undefined" or "null" values do not exist in Solidity. To handle any unexpected values, you should use the :ref:`revert function<assert-and-require>` to revert the whole transaction, or return a tuple with a second `bool` value denoting success. +The concept of "undefined" or "null" values do not exist in Solidity, but newly +declared variables always have a :ref:`default value<default-value>` dependent +on its type. To handle any unexpected values, you should use the :ref:`revert function<assert-and-require>` to revert the whole transaction, or return a +tuple with a second `bool` value denoting success. .. index:: ! value type, ! type;value |