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  1. #include <vector>
  2. #include <iostream>
  3. class a {
  4.     float x,y,z;
  5.  public:
  6.     a(float a, float b, float c) : x(a), y(b), z(c) {}
  7. };
  8. int main()
  9. {
  10.     std::vector<a> b;
  11.     b.emplace_back(0, 0, 0);
  12.     b.push_back(a(0, 0, 0));
  13.  
  14.     std::cout << "b contains " << b.size() << " elements\n";
  15. }
  16.  
Success #stdin #stdout 0s 2964KB
comments (?)
stdin
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Standard input is empty
stdout
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b contains 2 elements
https://ideone.com/5Ngbx
language:
C++14 (gcc 8.3)
created:
12 years ago
visibility:
public

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