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cpp:stl:containers [2020/05/28 15:17] – [Εισαγωγή στοιχείου σε container] gthanoscpp:stl:containers [2020/05/28 15:25] gthanos
Line 6: Line 6:
  
 Παραδείγματα: Παραδείγματα:
 +=== A. Ένθεση σε λίστα ===
  
 <code cpp student_list_insert.cpp> <code cpp student_list_insert.cpp>
Line 28: Line 29:
   std::cerr << "mylist contains:";   std::cerr << "mylist contains:";
   for (std::list<Student>::iterator it = mylist.begin(); it!=mylist.end(); ++it)   for (std::list<Student>::iterator it = mylist.begin(); it!=mylist.end(); ++it)
 +    std::cerr << ' ' << *it;
 +  std::cerr << std::endl;
 +  std::cerr << "-------------------------\n";
 +  
 +  return 0;
 +
 +</code>
 +
 +=== Β. Ένθεση σε set ===
 +
 +<code cpp string_set_insert.cpp>
 +#include <iostream>     // std::cout
 +#include <algorithm>    // std::copy
 +#include <set>       // std::set
 +#include <string>
 +
 +int main () {
 +  std::string strings[] = { std::string("gamma"), std::string("beta"), std::string("delta") };
 +                          
 +  std::cerr << "----- Init set -----" << std::endl;
 +  std::set<std::string> myset;
 +  for(int i=0; i<3; i++) 
 +    myset.insert(strings[i]);
 +  
 +  myset.emplace("alpha");  // argument construct, insert last
 +  
 +  std::cerr << "-------------------------\n";
 +  std::cerr << "myset contains:";
 +  for (std::set<std::string>::iterator it = myset.begin(); it!=myset.end(); it++)
     std::cerr << ' ' << *it;     std::cerr << ' ' << *it;
   std::cerr << std::endl;   std::cerr << std::endl;
cpp/stl/containers.txt · Last modified: 2022/05/26 16:49 by gthanos