C语言 使用内部结构类型初始化结构

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时间:2020-09-02 05:26:31  来源:igfitidea点击:

Initialize a struct with struct types inside

cstruct

提问by Tomzie

I would like to create a struct Person, which consists of two struct types and a variable inside. How can I initialize and use the struct Person then?

我想创建一个结构体 Person,它由两个结构体类型和一个内部变量组成。那么如何初始化和使用结构人呢?

struct name{
   char *firstName;
   char *lastName;
} name;

struct address{
   char *street;
   int number;
} address;

struct person{
   struct name fullName;
   struct address fullAddress;
   int age;
} person;

采纳答案by md5

You can use nested {}.

您可以使用嵌套的{}.

struct person
{
   struct name fullName;
   struct address fullAddress;
   int age;
} person = 
{
    {
        "First Name", /* person.fullName.firstName */
        "Last Name",  /* person.fullName.lastName */
    },
    {
        "Street",     /* person.fullAddress.street */
        42            /* person.fullAddress.number */
    },
    42                /* person.age */
};

Then you can access to the other members as follow:

然后您可以按如下方式访问其他成员:

person.fullName.firstName;
person.fullName.lastName;
person.fullAddress.street;
person.fullAddress.number;
person.age;

回答by pmg

For a 18-year-old John Doe, living at address, 42

对于住在地址 42 岁的 18 岁的 John Doe

struct person{
   struct name fullName;
   struct address fullAddress;
   int age;
} person = {{"John", "Doe"}, {"address", 42}, 18};