he following program with struct student, which has name and age. There is a pointer to struct student *ptr, but does not assign a value to it. Then, there is a print statement for ptr->age. 1. Why does an error occur when the program is run?
he following program with struct student, which has name and age. There is a pointer to struct student *ptr, but does not assign a value to it. Then, there is a print statement for ptr->age. 1. Why does an error occur when the program is run?
Chapter8: Advanced Method Concepts
Section: Chapter Questions
Problem 8RQ
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Question
In the following program with struct student, which has name and age.
There is a pointer to struct student *ptr, but does not assign a value to it.
Then, there is a print statement for ptr->age.
1. Why does an error occur when the program is run?
#include <stdio.h>
//make struct student
struct student
{
charname[25];
int age;
};
int main()
{
//declare pointer to struct student
struct student *ptr;
//print ptr -> age
printf("%d", ptr->age);
return0;
}
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