W3School TIY Editor

#include <stdio.h>

#include <string.h>

​

struct myStructure {

  int myNum;

  char myLetter;

  char myString[30];

};

​

int main() {

  // 创建结构体变量并赋值

  struct myStructure s1 = {13, 'B', "Some text"};

​

  // 创建另一个结构体变量

  struct myStructure s2;

​

  // 将 s1 的值复制到 s2

  s2 = s1;

​

  // 修改 s2 的值

  s2.myNum = 30;

  s2.myLetter = 'C';

  strcpy(s2.myString, "Something else");

​

  // 打印值

  printf("%d %c %s\n", s1.myNum, s1.myLetter, s1.myString);

  printf("%d %c %s\n", s2.myNum, s2.myLetter, s2.myString);

  return 0;

}