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Path: /opt/alt/alt-nodejs18/root/usr/share/doc/alt-nodejs18-libicu-devel/samples/dtitvfmtsample/

Name	Size	Rights	Date	Actions
[.]	<DIR>	drwxr-xr-x	2024-05-12 11:11	🔄 🗑️ 🗑️📁 ⬇️ 🔒
[..]	<DIR>	drwxr-xr-x	2024-05-12 11:11	🔄 🗑️ 🗑️📁 ⬇️ 🔒
Makefile	658 B	-rw-r--r--	2023-12-11 22:27	✏️ 🔄 🗑️ ⬇️ 🔒
dtitvfmtsample.cpp	6,324 B	-rw-r--r--	2023-12-11 22:27	✏️ 🔄 🗑️ ⬇️ 🔒
dtitvfmtsample.vcxproj	7,874 B	-rw-r--r--	2023-12-11 22:27	✏️ 🔄 🗑️ ⬇️ 🔒
dtitvfmtsample.vcxproj.filters	942 B	-rw-r--r--	2023-12-11 22:27	✏️ 🔄 🗑️ ⬇️ 🔒

Edit: dtitvfmtsample.cpp

// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/******************************************************************************
* Copyright (C) 2008-2014, International Business Machines Corporation and
* others. All Rights Reserved.
*******************************************************************************
*/
//! [dtitvfmtPreDefined1]
#include <iostream>
#include "unicode/dtitvfmt.h"
#include "unicode/ustdio.h"
//! [dtitvfmtPreDefined1]

using namespace std;
using namespace icu;

static void dtitvfmtPreDefined() {

u_printf("===============================================================================\n");
    u_printf(" dtitvfmtPreDefined()\n");
    u_printf("\n");
    u_printf(" Use DateIntervalFormat to get date interval format for pre-defined skeletons:\n");
    u_printf(" yMMMd, MMMMd, jm per locale\n");
    u_printf("===============================================================================\n");

//! [dtitvfmtPreDefined]
    UFILE *out = u_finit(stdout, nullptr, "UTF-8");
    UErrorCode status =U_ZERO_ERROR;
    // create 3 Date Intervals
    UnicodeString data[] = {
        UnicodeString("2007-10-10 10:10:10"),
        UnicodeString("2008-10-10 10:10:10"),
        UnicodeString("2008-11-10 10:10:10"),
        UnicodeString("2008-11-10 15:10:10")
        };
    Calendar *cal = Calendar::createInstance(status);
    cal->set(2007,10,10,10,10,10);
    UDate date1 = cal->getTime(status);
    cal->set(2008,10,10,10,10,10);
    UDate date2 = cal->getTime(status);
    cal->set(2008,11,10,10,10,10);
    UDate date3 = cal->getTime(status);
    cal->set(2008,11,10,15,10,10);
    UDate date4 = cal->getTime(status);
    DateInterval* dtitvsample[] = {
            new DateInterval(date1,date2),
            new DateInterval(date2,date3),
            new DateInterval(date3,date4),
        };
    UnicodeString skeletons[] = {
            UnicodeString("yMMMd"),
            UnicodeString("MMMMd"),
            UnicodeString("jm"),
            UnicodeString("")
        };
    u_fprintf(out,"%-10s%-22s%-22s%-35s%-35s\n", "Skeleton","from","to","Date Interval in en_US","Date Interval in Ja");
    int i=0;
    UnicodeString formatEn,formatJa;
    FieldPosition pos=0;
    for (int j=0; !skeletons[j].isEmpty() ;j++) {
         u_fprintf(out,"%-10S%-22S%-22S",skeletons[j].getTerminatedBuffer(),data[i].getTerminatedBuffer(),data[i+1].getTerminatedBuffer());
         //create a DateIntervalFormat instance for given skeleton, locale
         DateIntervalFormat* dtitvfmtEn = DateIntervalFormat::createInstance(skeletons[j], Locale::getEnglish(),status);
         DateIntervalFormat* dtitvfmtJa = DateIntervalFormat::createInstance(skeletons[j], Locale::getJapanese(),status);
         formatEn.remove();
         formatJa.remove();
         //get the DateIntervalFormat
         dtitvfmtEn->format(dtitvsample[i],formatEn,pos,status);
         dtitvfmtJa->format(dtitvsample[i],formatJa,pos,status);
         u_fprintf(out,"%-35S%-35S\n", formatEn.getTerminatedBuffer(),formatJa.getTerminatedBuffer());
         delete dtitvfmtEn;
         delete dtitvfmtJa;
         i++;
        }
    u_fclose(out);
    //! [dtitvfmtPreDefined]
}

static void dtitvfmtCustomized() {

u_printf("===============================================================================\n");
    u_printf("\n");
    u_printf(" dtitvfmtCustomized()\n");
    u_printf("\n");
    u_printf(" Use DateIntervalFormat to create customized date interval format for yMMMd, Hm");
    u_printf("\n");
    u_printf("================================================================================\n");
    //! [dtitvfmtCustomized]
    UFILE *out = u_finit(stdout, nullptr, "UTF-8");
    UErrorCode status =U_ZERO_ERROR;
    UnicodeString data[] = {
        UnicodeString("2007-9-10 10:10:10"),
        UnicodeString("2007-10-10 10:10:10"),
        UnicodeString("2007-10-10 22:10:10")
        };
    // to create 2 Date Intervals
    Calendar *cal1 = Calendar::createInstance(status);
    cal1->set(2007,9,10,10,10,10);
    Calendar *cal2 = Calendar::createInstance(status);
    cal2->set(2007,10,10,10,10,10);
    Calendar *cal3 = Calendar::createInstance(status);
    cal3->set(2007,10,10,22,10,10);
    DateInterval* dtitvsample[] = {
            new DateInterval(cal1->getTime(status),cal2->getTime(status)),
            new DateInterval(cal2->getTime(status),cal3->getTime(status))
          };
    UnicodeString skeletons[] = {
            UnicodeString("yMMMd"),
            UnicodeString("Hm"),
            UnicodeString("")
        };
        u_printf("%-10s%-22s%-22s%-45s%-35s\n", "Skeleton", "from","to", "Date Interval in en_US","Date Interval in Ja");
        // Create an empty DateIntervalInfo object
        DateIntervalInfo dtitvinf =  DateIntervalInfo(status);
        // Set Date Time internal pattern for MONTH, HOUR_OF_DAY
        dtitvinf.setIntervalPattern("yMMMd", UCAL_MONTH, "y 'Diff' MMM d --- MMM d",status);
        dtitvinf.setIntervalPattern("Hm", UCAL_HOUR_OF_DAY, "yyyy MMM d HH:mm ~ HH:mm",status);
        // Set fallback interval pattern
        dtitvinf.setFallbackIntervalPattern("{0} ~~~ {1}",status);
        // Get the DateIntervalFormat with the custom pattern
        UnicodeString formatEn,formatJa;
        FieldPosition pos=0;
        for (int i=0;i<2;i++){
          for (int j=0;!skeletons[j].isEmpty();j++) {
            u_fprintf(out,"%-10S%-22S%-22S", skeletons[i].getTerminatedBuffer(),data[j].getTerminatedBuffer(), data[j+1].getTerminatedBuffer());
            DateIntervalFormat* dtitvfmtEn = DateIntervalFormat::createInstance(skeletons[i],Locale::getEnglish(),dtitvinf,status);
            DateIntervalFormat* dtitvfmtJa = DateIntervalFormat::createInstance(skeletons[i],Locale::getJapanese(),dtitvinf,status);
            formatEn.remove();
            formatJa.remove();
            dtitvfmtEn->format(dtitvsample[j],formatEn,pos,status);
            dtitvfmtJa->format(dtitvsample[j],formatJa,pos,status);
            u_fprintf(out,"%-45S%-35S\n", formatEn.getTerminatedBuffer(),formatJa.getTerminatedBuffer());
            }
       }
    u_fclose(out);
    //! [dtitvfmtCustomized]
}

int main (int argc, char* argv[])
{
    dtitvfmtPreDefined();
    dtitvfmtCustomized();
    return 0;
}

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Edit: dtitvfmtsample.cpp

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