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docs: document the implicit call of base constructor without arguments

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Leo Arias 2018-05-05 21:41:47 +00:00
parent 8d666e180d
commit 4259c0d036
1 changed files with 5 additions and 2 deletions
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docs/contracts.rst
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@ -982,7 +982,7 @@ virtual method lookup.
Constructors Constructors
============ ============
A constructor is an optional function declared with the ``constructor`` keyword which is executed upon contract creation. A constructor is an optional function declared with the ``constructor`` keyword which is executed upon contract creation.
Constructor functions can be either ``public`` or ``internal``. If there is no constructor, the contract will assume the Constructor functions can be either ``public`` or ``internal``. If there is no constructor, the contract will assume the
default constructor: ``contructor() public {}``. default constructor: ``contructor() public {}``.
@ -1059,6 +1059,9 @@ derived contract. Arguments have to be given either in the
inheritance list or in modifier-style in the derived constuctor. inheritance list or in modifier-style in the derived constuctor.
Specifying arguments in both places is an error. Specifying arguments in both places is an error.
If the constructor of a base contract has no arguments, it will be implicitly
executed upon contract creation.
.. index:: ! inheritance;multiple, ! linearization, ! C3 linearization .. index:: ! inheritance;multiple, ! linearization, ! C3 linearization
Multiple Inheritance and Linearization Multiple Inheritance and Linearization
@ -1139,7 +1142,7 @@ Example of a Function Type (a variable declaration, where the variable is of typ
function(address) external returns (address) foo; function(address) external returns (address) foo;
Abstract contracts decouple the definition of a contract from its implementation providing better extensibility and self-documentation and Abstract contracts decouple the definition of a contract from its implementation providing better extensibility and self-documentation and
facilitating patterns like the `Template method <https://en.wikipedia.org/wiki/Template_method_pattern>`_ and removing code duplication. facilitating patterns like the `Template method <https://en.wikipedia.org/wiki/Template_method_pattern>`_ and removing code duplication.
.. index:: ! contract;interface, ! interface contract .. index:: ! contract;interface, ! interface contract