exemplos / orientacao_objetos.c

#include <stdio.h>
#include <stdlib.h>

typedef struct Pessoa {
    char* nome;
    int idade;
    void (*envelhecer)(void *p);
} Pessoa;

void envelhecer(void *p) {
    Pessoa *pessoa = (Pessoa *)p;
    pessoa->idade++;
}

void init(Pessoa *p, char* nome, int idade) {
    p->nome = nome;
    p->idade = idade;
    p->envelhecer = envelhecer;
}

int main(void) {
    Pessoa *p = (Pessoa *)malloc(sizeof(Pessoa));
    init(p, "Maria", 14);
    p->envelhecer(p);
    printf("%s\t%d\n", p->nome, p->idade);
    return 0;
}
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