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Merge pull request #593 from ubique/span-c-style-traversal-example

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Fix span C-style traversal example
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Andrew Pardoe 2016-04-24 09:43:26 -07:00
commit 27dc740789
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@ -2672,7 +2672,7 @@ A `span` represents a range of elements, but how do we manipulate elements of th
void f(span<int> s) void f(span<int> s)
{ {
for (int x : s) cout << x << '\n'; // range traversal (guaranteed correct) for (int x : s) cout << x << '\n'; // range traversal (guaranteed correct)
for (int i = 0; i < s.size(); ++i) cout << x << '\n'; // C-style traversal (potentially checked) for (int i = 0; i < s.size(); ++i) cout << s[i] << '\n'; // C-style traversal (potentially checked)
s[7] = 9; // random access (potentially checked) s[7] = 9; // random access (potentially checked)
std::sort(&s[0], &s[s.size() / 2]); // extract pointers (potentially checked) std::sort(&s[0], &s[s.size() / 2]); // extract pointers (potentially checked)
} }