Illustrating Arrays of Structures - C Structure

C examples for Structure:Structure Value

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Description

Illustrating Arrays of Structures

Demo Code

#include <stdio.h>

struct time/*from  ww w  .  j ava2  s  . com*/
{
    int hour;
    int minute;
    int second;
};

int main (void)
{
    struct time timeUpdate (struct time now);
    struct time testTime[5] =
    {
    { 11, 59, 59 },
    { 12, 0, 0 },
    { 1, 21, 59 },
    { 2, 59, 59 },
    { 19, 12, 27 } };

    int i;

    for (i = 0; i < 5; ++i)
    {
        printf ("Time is %.2i:%.2i:%.2i", testTime[i].hour, testTime[i].minute,testTime[i].second);

        testTime[i] = timeUpdate (testTime[i]);

        printf (" ...one second later it's %.2i:%.2i:%.2i\n", testTime[i].hour, testTime[i].minute, testTime[i].second);
    }
    return 0;
}

struct time timeUpdate (struct time now){
    ++now.second;

    if (now.second == 60)   // if next minute
    {
        now.second = 0;
        ++now.minute;

        if (now.minute == 60)   // if next hour
        {
            now.minute = 0;
            ++now.hour;

            if (now.hour == 24) // if next day
            {
                now.hour = 0;
            }
        }
    }

    return now;
}

Result


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