Question

How to call a function with function pointer in C

Answer 1

#include <stdio.h>

float square(float x) {
    return x * x;
}

int main(void)
{
    float (*p)(float x);

    p = &square;

    printf("%f", p(5.7));

    return 0;
}



/*
run:

32.489998

*/

 

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