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author | Alex Beregszaszi <alex@rtfs.hu> | 2018-04-21 06:43:45 +0800 |
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committer | GitHub <noreply@github.com> | 2018-04-21 06:43:45 +0800 |
commit | d674cde34cc0f9a8e8a520c8eddd2090384fb739 (patch) | |
tree | 8013e23da7a9f3d2895ce5e74fb6af464bc35469 | |
parent | c8167a9acd8b558e87181a460a3c4fc148e1c43f (diff) | |
parent | cf347745bd8b8636ff43d7b4893e431613bb8d84 (diff) | |
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Merge pull request #3964 from MatthewDLudwig/develop
Updated constructors and pragma solidity lines.
-rw-r--r-- | docs/contracts.rst | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/docs/contracts.rst b/docs/contracts.rst index a1f2895c..17eb23f7 100644 --- a/docs/contracts.rst +++ b/docs/contracts.rst @@ -841,10 +841,10 @@ Details are given in the following example. :: - pragma solidity ^0.4.16; + pragma solidity ^0.4.22; contract owned { - function owned() { owner = msg.sender; } + constructor() { owner = msg.sender; } address owner; } @@ -875,7 +875,7 @@ Details are given in the following example. // also a base class of `mortal`, yet there is only a single // instance of `owned` (as for virtual inheritance in C++). contract named is owned, mortal { - function named(bytes32 name) { + constructor(bytes32 name) { Config config = Config(0xD5f9D8D94886E70b06E474c3fB14Fd43E2f23970); NameReg(config.lookup(1)).register(name); } @@ -913,10 +913,10 @@ Note that above, we call ``mortal.kill()`` to "forward" the destruction request. The way this is done is problematic, as seen in the following example:: - pragma solidity ^0.4.0; + pragma solidity ^0.4.22; contract owned { - function owned() public { owner = msg.sender; } + constructor() public { owner = msg.sender; } address owner; } @@ -942,10 +942,10 @@ derived override, but this function will bypass ``Base1.kill``, basically because it does not even know about ``Base1``. The way around this is to use ``super``:: - pragma solidity ^0.4.0; + pragma solidity ^0.4.22; contract owned { - function owned() public { owner = msg.sender; } + constructor() public { owner = msg.sender; } address owner; } @@ -1033,7 +1033,7 @@ Arguments for Base Constructors Derived contracts need to provide all arguments needed for the base constructors. This can be done in two ways:: - pragma solidity ^0.4.0; + pragma solidity ^0.4.22; contract Base { uint x; |