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--- courses:programming:topic8 [2016/10/27 10:54]
kkv
+++ courses:programming:topic8 [2016/10/27 12:20]
kkv
@@ Line 7: / Line 7: @@
   * объединения
   * рекурсия и циклы
+  #include <stdio.h>
+  #include <string.h>
+  struct TEST {
+    char name[9];
+    int  age;
+  } _test;
+  union TESTU
+  {
+    char name[9];
+    //int  age;
+    char age;
+  } test;
+  int main()
+  {
+    strcpy(test.name, "Vasya");
+    test.age = 86;
+    int size = (int)sizeof(test);
+    printf("size %d\n",size);
+    printf("%p %p\n", &test.name, &test.age);
+    printf("%s is %d\n",test.name, test.age);
+    char *ptr = (char*)&test;
+    for(int i=0;i<size;i++)
+    {
+      printf("[%d,%c,0x%X] ",*ptr,*ptr,*ptr);
+      ptr++;
+    }
+    printf("\nage = %d or 0x%X\n",test.age,test.age);
+  }

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