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| -rw-r--r-- | docs/contracts.rst | 3 | ||||
| -rw-r--r-- | docs/frequently-asked-questions.rst | 23 |
2 files changed, 3 insertions, 23 deletions
diff --git a/docs/contracts.rst b/docs/contracts.rst index 2fa161d8..7f8ace44 100644 --- a/docs/contracts.rst +++ b/docs/contracts.rst @@ -20,6 +20,9 @@ Contracts can be created "from outside" or from Solidity contracts. When a contract is created, its constructor (a function with the same name as the contract) is executed once. +A constructor is optional. Only one constructor is allowed and this means +overloading is not supported. + From ``web3.js``, i.e. the JavaScript API, this is done as follows:: diff --git a/docs/frequently-asked-questions.rst b/docs/frequently-asked-questions.rst index 36b211fd..6af5d62f 100644 --- a/docs/frequently-asked-questions.rst +++ b/docs/frequently-asked-questions.rst @@ -144,29 +144,6 @@ from web3 (inside geth or a web application). The main advantage of events is that they are stored in a special way on the blockchain so that it is very easy to search for them. -Do contract constructors have to be publicly visible? -===================================================== - -You can use the visibility specifiers, but they do not yet have any effect. -The constructor is removed from the contract code once it is deployed, - -Can a contract have multiple constructors? -========================================== - -No, a contract can have only one constructor. - -More specifically, it can only have one function whose name matches -that of the constructor. - -Having multiple constructors with different number of arguments -or argument types, as it is possible in other languages -is not allowed in Solidity. - -Is a constructor required? -========================== - -No. If there is no constructor, a generic one without arguments and no actions will be used. - Are timestamps (``now,`` ``block.timestamp``) reliable? ======================================================= |