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  1.  #include <stdio.h>
  2.  
  3.  struct xy {
  4.  int x;
  5.  int y;
  6.  };
  7.  
  8.  struct zw {
  9.  int z;
  10.  struct xy w;
  11.  };
  12.  
  13.  int main(void)
  14.  {
  15.  struct zw a;
  16.  struct zw b = {10, {20, 30}};
  17.  struct zw c = {40, {50, 60}};
  18.  
  19.  a.z = b.z;
  20.  printf("a.z = %d\n", a.z);
  21.  
  22.  a.w.x = b.w.x;
  23.  printf("a.w.x = %d\n", a.w.x);
  24.  
  25.  a.w = b.w;
  26.  printf("a.w.y = %d\n", a.w.y);
  27.  
  28.  a = c;
  29.  printf("a.z = %d\n", a.z);
  30.  printf("a.w.x = %d\n", a.w.x);
  31.  printf("a.w.y = %d\n", a.w.y);
  32.  
  33.  return 0;
  34.  }
  35.  
Success #stdin #stdout 0s 5316KB
comments (?)
stdin 
Standard input is empty
stdout 
a.z = 10
a.w.x = 20
a.w.y = 30
a.z = 40
a.w.x = 50
a.w.y = 60
https://ideone.com/U8xAQN
language:
C99 (gcc 8.3)
created:
18 hours ago
visibility:
public

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