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; }