结构体中嵌套共用体报错

Question

结构体中嵌套共用体报错

报错

[Error] expected identifier before ';' token
[Error] multiple types in one declaration
[Error]declaration does not declare anything [-fpermissive]

struct {
    int num;
    char name[10];
    char sex;
    char job;
    union{
        int class;
        char position[10];
    }category;
}stu[20];

Answer 1

class是关键词

Answer 2

struct Student {
    int num;
    char name[10];
    char sex;
    char job;
    union {
        int class;
        char position[10];
    }category;
}stu[20];