Pointer to a function
Explore how pointers to functions work in C++, including their declaration, assignment, and usage. Understand how they allow dynamic selection of functions at runtime and enhance code flexibility and testing.
We'll cover the following...
We'll cover the following...
Introduction
As discussed before, a pointer contains a reference, i.e., it stores the address. This address can be a variable, an array, etc. Simultaneously, the pointer may also point to a function, which means that it can store the address of a function.
We’ve looked at what a pointer to a function is. But what are its benefits?
A pointer to a function is beneficial in cases where we want to select operations at runtime. For example, we have a function where an if-else statement is present. Depending on the ...