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Diffstat (limited to 'docs/contracts.rst')
| -rw-r--r-- | docs/contracts.rst | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/docs/contracts.rst b/docs/contracts.rst index 033e9a45..51d7923d 100644 --- a/docs/contracts.rst +++ b/docs/contracts.rst @@ -131,10 +131,9 @@ a "message call") and external ones that do), there are four types of visibilities for functions and state variables. -Functions can be specified as being ``external``, -``public``, ``internal`` or ``private``, where the default is -``public``. For state variables, ``external`` is not possible -and the default is ``internal``. +Functions have to be specified as being ``external``, +``public``, ``internal`` or ``private``. +For state variables, ``external`` is not possible. ``external``: External functions are part of the contract @@ -850,10 +849,10 @@ Details are given in the following example. :: - pragma solidity ^0.4.22; + pragma solidity >0.4.24; contract owned { - constructor() { owner = msg.sender; } + constructor() public { owner = msg.sender; } address owner; } @@ -862,7 +861,7 @@ Details are given in the following example. // internal functions and state variables. These cannot be // accessed externally via `this`, though. contract mortal is owned { - function kill() { + function kill() public { if (msg.sender == owner) selfdestruct(owner); } } @@ -884,7 +883,7 @@ 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 { - constructor(bytes32 name) { + constructor(bytes32 name) public { Config config = Config(0xD5f9D8D94886E70b06E474c3fB14Fd43E2f23970); NameReg(config.lookup(1)).register(name); } |