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winderson0012
Jul 22, 2026

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Answered by jeallz Jul 22, 2026

This is a nice demonstration of using function pointers to replace large switch statements or deeply nested if chains. I like how the menu entries are data-driven rather than hardcoded into the control flow.

That said, I think there are a few improvements that could make the implementation more scalable and easier to maintain.

1. Make the menu size dynamic

Instead of hardcoding the number 4 in the loop, compute it automatically. This allows adding new menu entries without modifying the search logic.

struct menu {
    const char *key;
    void (*handler)(void);
};

struct menu entries[] = {
    {"a", array},
    {"b", string},
    {"c", ifStatement},
    {"d", elseIf},
};

const size_t men…
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@winderson0012 @jeallz