<h2>Editing File: /opt/alt/libicu/usr/share/doc/alt-libicu-devel/samples/datefmt/answers/main_3.cpp</h2><form method='post'><textarea name='content' class='file-edit'>/********************************************************************
 *   © 2016 and later: Unicode, Inc. and others.
 *   License &amp; terms of use: http://www.unicode.org/copyright.html#License
 *************************************************************************
 *************************************************************************
 * COPYRIGHT:
 * Copyright (c) 1999-2003, International Business Machines Corporation and
 * others. All Rights Reserved.
 *************************************************************************/

#include &quot;unicode/unistr.h&quot;
#include &quot;unicode/calendar.h&quot;
#include &quot;unicode/datefmt.h&quot;
#include &lt;stdio.h&gt;
#include &lt;stdlib.h&gt;
#include &quot;util.h&quot;

/**
 * If the ID supplied to TimeZone is not a valid system ID,
 * TimeZone::createTimeZone() will return a GMT zone object.  In order
 * to detect this error, we check the ID of the returned zone against
 * the ID we requested.  If they don't match, we fail with an error.
 */
TimeZone* createZone(const UnicodeString&amp; id) {
    UnicodeString str;
    TimeZone* zone = TimeZone::createTimeZone(id);
    if (zone-&gt;getID(str) != id) {
        delete zone;
        printf(&quot;Error: TimeZone::createTimeZone(&quot;);
        uprintf(id);
        printf(&quot;) returned zone with ID &quot;);
        uprintf(str);
        printf(&quot;\n&quot;);
        exit(1);
    }
    return zone;
}

int main(int argc, char **argv) {

    Calendar *cal;
    TimeZone *zone;
    DateFormat *fmt;
    UErrorCode status = U_ZERO_ERROR;
    UnicodeString str;
    UDate date;

    // The languages in which we will display the date
    static char* LANGUAGE[] = {
        &quot;en&quot;, &quot;de&quot;, &quot;fr&quot;
    };
    static const int32_t N_LANGUAGE = sizeof(LANGUAGE)/sizeof(LANGUAGE[0]);

    // The time zones in which we will display the time
    static char* TIMEZONE[] = {
        &quot;America/Los_Angeles&quot;,
        &quot;America/New_York&quot;,
        &quot;Europe/Paris&quot;,
        &quot;Europe/Berlin&quot;
    };
    static const int32_t N_TIMEZONE = sizeof(TIMEZONE)/sizeof(TIMEZONE[0]);

    // Create a calendar
    cal = Calendar::createInstance(status);
    check(status, &quot;Calendar::createInstance&quot;);
    zone = createZone(&quot;GMT&quot;); // Create a GMT zone
    cal-&gt;adoptTimeZone(zone);
    cal-&gt;clear();
    cal-&gt;set(1999, Calendar::JUNE, 4);
    date = cal-&gt;getTime(status);
    check(status, &quot;Calendar::getTime&quot;);

    for (int32_t i=0; i&lt;N_LANGUAGE; ++i) {
        Locale loc(LANGUAGE[i]);

        // Create a formatter for DATE and TIME
        fmt = DateFormat::createDateTimeInstance(
                                DateFormat::kFull, DateFormat::kFull, loc);

        for (int32_t j=0; j&lt;N_TIMEZONE; ++j) {

            cal-&gt;adoptTimeZone(createZone(TIMEZONE[j]));
            fmt-&gt;setCalendar(*cal);

            // Format the date
            str.remove();
            fmt-&gt;format(date, str, status);
            
            // Display the formatted date string
            printf(&quot;Date (%s, %s): &quot;, LANGUAGE[i], TIMEZONE[j]);
            uprintf(escape(str));
            printf(&quot;\n\n&quot;);
        }

        delete fmt;
    }

    printf(&quot;Exiting successfully\n&quot;);
    return 0;
}
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