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Update contracts.rst

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I think it's more clear now and without the risk of mentioning the yet discussed accessor concept
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Mircea Moca 2016-08-19 17:47:57 +03:00 committed by GitHub
parent ee51894e73
commit 01dc055d42
1 changed files with 4 additions and 4 deletions
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docs/contracts.rst
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@ -194,16 +194,16 @@ return parameter list for functions.
function setData(uint a) internal { data = a; } function setData(uint a) internal { data = a; }
uint public data; uint public data;
} }
contract Caller { contract D {
function readData(){ function readData(){
C c = new C(); C c = new C();
uint local = c.data(); // call accessor uint local = c.data();
local = f(7); // error local = f(7); // error
} }
} }
Other contracts can call ``c.data()`` to retrieve the value of data in state An other contract ``D`` can call ``c.data()`` to retrieve the value of data in state
storage, but are not able to call ``f``. Contracts derived from ``C`` can call storage, is not able to call ``f``. Contracts derived from ``C`` can call
``setData`` to alter the value of ``data`` (but only in their own state). ``setData`` to alter the value of ``data`` (but only in their own state).
.. index:: ! accessor;function, ! function;accessor .. index:: ! accessor;function, ! function;accessor