In C programming, what is the difference between passing a struct by pointer vs. by value?
When struct is passed by value, the data is copied on to stack. If data is small, stuct by value may be acceptable. But when data is large,it is not acceptable since the stack will be overflown causing improper functioning of system.
Struct by value can be used when we want to return multiple values from the function. The values are put in a struct and can be return using the struct.
There is not any difference in the code. It's just the background processing of data that differs.
void class(struct student s,int strength)
{...}
void class(struct student *s,int strength)
{...}
In C programming, what is the difference between passing a struct by pointer vs. by value?
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