diff options
Diffstat (limited to 'c++.html.markdown')
| -rw-r--r-- | c++.html.markdown | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/c++.html.markdown b/c++.html.markdown index b8ab656c..594cf15f 100644 --- a/c++.html.markdown +++ b/c++.html.markdown @@ -966,25 +966,24 @@ v.swap(vector<Foo>()); // its elements are accessed by their order in the tuple. // We start with constructing a tuple. -// // Packing values into tuple -auto first = make_tuple ( 10 , 'A' ) ; +auto first = make_tuple( 10 , 'A' ) ; const int maxN = 1e9; -int maxL = 15; -auto second = make_tuple ( maxN , maxL ) ; +const int maxL = 15; +auto second = make_tuple( maxN , maxL ) ; // printing elements of 'first' tuple cout << get<0>(first) << " " << get<1>(first) << "\n"; //prints : 10 A // printing elements of 'second' tuple -cout << get<0>(second)<< " " << get<1>(second) << "\n"; // prints: 1000000000 15 +cout << get<0>(second) << " " << get<1>(second) << "\n"; // prints: 1000000000 15 // Unpacking tuple into variables int first_int; char first_char; -tie (first_int , first_char ) = first; +tie(first_int , first_char ) = first; cout << first_int << " " << first_char << "\n"; // prints : 10 A // We can also create tuple like this. @@ -992,7 +991,7 @@ cout << first_int << " " << first_char << "\n"; // prints : 10 A tuple<int , char , double> third ( 11 ,'A' , 3.14141); // tuple_size returns number of elements in a tuple (as a constexpr) -cout << tuple_size< decltype(third)>::value << "\n"; // prints: 3 +cout << tuple_size < decltype(third) >::value << "\n"; // prints: 3 // tuple_cat concatenates the elements of all the tuples in the same order. |