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- /* simple example for using class array<>
- * (C) Copyright Nicolai M. Josuttis 2001.
- * Distributed under the Boost Software License, Version 1.0. (See
- * accompanying file LICENSE_1_0.txt or copy at
- * http://www.boost.org/LICENSE_1_0.txt)
- */
- #include <iostream>
- #include <boost/array.hpp>
- template <typename T>
- void test_static_size (const T& cont)
- {
- int tmp[T::static_size];
- for (unsigned i=0; i<T::static_size; ++i) {
- tmp[i] = int(cont[i]);
- }
- for (unsigned j=0; j<T::static_size; ++j) {
- std::cout << tmp[j] << ' ';
- }
- std::cout << std::endl;
- }
- int main()
- {
- // define special type name
- typedef boost::array<float,6> Array;
- // create and initialize an array
- const Array a = { { 42.42f } };
- // use some common STL container operations
- std::cout << "static_size: " << a.size() << std::endl;
- std::cout << "size: " << a.size() << std::endl;
- // Can't use std::boolalpha because it isn't portable
- std::cout << "empty: " << (a.empty()? "true" : "false") << std::endl;
- std::cout << "max_size: " << a.max_size() << std::endl;
- std::cout << "front: " << a.front() << std::endl;
- std::cout << "back: " << a.back() << std::endl;
- std::cout << "[0]: " << a[0] << std::endl;
- std::cout << "elems: ";
- // iterate through all elements
- for (Array::const_iterator pos=a.begin(); pos<a.end(); ++pos) {
- std::cout << *pos << ' ';
- }
- std::cout << std::endl;
- test_static_size(a);
- // check copy constructor and assignment operator
- Array b(a);
- Array c;
- c = a;
- if (a==b && a==c) {
- std::cout << "copy construction and copy assignment are OK"
- << std::endl;
- }
- else {
- std::cout << "copy construction and copy assignment are BROKEN"
- << std::endl;
- }
- typedef boost::array<double,6> DArray;
- typedef boost::array<int,6> IArray;
- IArray ia = { { 1, 2, 3, 4, 5, 6 } } ; // extra braces silence GCC warning
- DArray da;
- da = ia;
- da.assign(42);
- return 0; // makes Visual-C++ compiler happy
- }
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