CodeGym /ื‘ืœื•ื’ Java /Random-HE /ื›ื™ืชืช Java Locale
John Squirrels
ืจึธืžึธื”
San Francisco

ื›ื™ืชืช Java Locale

ืคื•ืจืกื ื‘ืงื‘ื•ืฆื”
ื–ื” ื”ื™ื” ื”ืจื‘ื” ื™ื•ืชืจ ืงืœ ืื ื”ื™ื• ืื•ืชื ืฉืงืขื™ ื—ืฉืžืœ ื‘ื›ืœ ื”ืขื•ืœื, ืขืงืจื•ืŸ ื›ืชื™ื‘ืช ืžืกืคืจื™ื ื•ืชืืจื™ื›ื™ื. ืขื ื–ืืช, ื–ื” ืขื“ื™ื™ืŸ ืœื ื”ืžืงืจื”, ื•ืžืชื›ื ืชื™ื ืฆืจื™ื›ื™ื ืœืงื—ืช ื–ืืช ื‘ื—ืฉื‘ื•ืŸ. ื‘ืคืจื˜, ืžื—ืœืงื” java.util.Locale ืžืืคืฉืจืช ืœืš ืœืงื—ืช ื‘ื—ืฉื‘ื•ืŸ ืืช ื”ืžื•ื–ืจื•ื™ื•ืช ืฉืœ ื™ื™ืฆื•ื’ื™ื ืื–ื•ืจื™ื™ื ืฉืœ ื”ืืœืคื‘ื™ืช, ืกืžืœื™ื, ืžืกืคืจื™ื ื•ืชืืจื™ื›ื™ื. ื‘ืžืืžืจ ื–ื”, ื ืกืชื›ืœ ืขืœ ื”ืžื—ืœืงื” Java Locale ื•ื ื‘ื™ื ื“ื•ื’ืžืื•ืช ืœืฉื™ืžื•ืฉ ื‘ื”.

ืžื” ื–ื” Locale

ื›ืืฉืจ ืืชื” ืžืชืงื™ืŸ ืืช ืžืขืจื›ืช ื”ื”ืคืขืœื” Microsoft Windows ืฉืœืš, ืชื™ืฉืืœ ืœื’ื‘ื™ ื”ืžื“ื™ื ื” ื•ื”ืฉืคื•ืช ืฉืœืš. ืœืžืขืฉื”, ืจื’ืขื™ื ื›ืืœื” ืงืฉื•ืจื™ื ืœืฉื™ืžื•ืฉ ื‘- Locale . ื ื™ืชืŸ ืœื•ืžืจ ืฉืืชื” ื™ื•ืฆืจ ืื•ื‘ื™ื™ืงื˜ ืฉืœ ื”ืžื—ืœืงื” Locale , ื”ืžืฆื™ื™ืŸ ืืช ื”ืžื“ื™ื ื” ื•ื”ืฉืคื”. ื–ื” ืžืขืœื” ื”ื’ื“ืจื•ืช ืงืฉื•ืจื•ืช ืื—ืจื•ืช, ื›ื’ื•ืŸ ื”ืฆื’ืช ื”ืชืืจื™ืš ื•ื”ืฉืขื”. ื”-Java Virtual Machine ืฉื•ืื‘ ืืช ื”ื”ื’ื“ืจื•ืช ื”ืื–ื•ืจื™ื•ืช ืžืžืขืจื›ืช ื”ื”ืคืขืœื”. ืขื ื–ืืช, ื ื™ืชืŸ ืœืฉื ื•ืช ืืช ืื–ื•ืจ ื‘ืจื™ืจืช ื”ืžื—ื“ืœ ื‘-Java ื‘ืืžืฆืขื•ืช ืฉื™ื˜ื” ืžื™ื•ื—ื“ืช ืื ื™ืฉ ืฆื•ืจืš ื‘ื›ืš.

ื™ืฆื™ืจืช ืื•ื‘ื™ื™ืงื˜ื™ื ืฉืœ Java Locale Class

ืขื‘ื•ืจ ืžื“ื™ื ื•ืช ืžืกื•ื™ืžื•ืช, ื”ื’ื“ืจื•ืช ื”ืžืงื•ื ืžื•ื’ื“ืจื•ืช ื‘ืืžืฆืขื•ืช ืงื‘ื•ืขื™ื, ืœื“ื•ื’ืžื”:
Locale.US
Locale.UK
ืขื‘ื•ืจ ื›ืœ ื”ืžื“ื™ื ื•ืช ื”ืื—ืจื•ืช, ื™ืฉ ืœื™ืฆื•ืจ ืื•ื‘ื™ื™ืงื˜ ืฉืœ ื”ืžื—ืœืงื” Locale ื‘ืืžืฆืขื•ืช ื‘ื ืื™, ืœื“ื•ื’ืžื”:
Locale ukr = new Locale("ukr", "UA");
ื™ืฉ ืงื‘ื•ืข Locale.ROOT . ืฉื•ืจืฉ ื”ืžืงื•ื ืžื™ื™ืฆื’ ืืช ื”ืžืงื•ื ืฉื‘ื• ื”ืฉืคื” ื•ื”ืžื“ื™ื ื” ืฉื•ื•ืช ืœืžื—ืจื•ื–ืช ื”ืจื™ืงื” (""). ืžื™ืงื•ื ื–ื” ื”ื•ื ื”ืžืงื•ื ื”ื‘ืกื™ืกื™ ืขื‘ื•ืจ ื›ืœ ืฉืืจ ื”ืžืงื•ืžื•ืช. ืžืฉืžืฉ ืœื›ืชื™ื‘ืช ื™ื™ืฉื•ืžื™ื ืขืฆืžืื™ื™ื ืœืื–ื•ืจ. ื ื™ืงื— ื“ื•ื’ืžื” ืงื˜ื ื”.
import java.util.Locale;

public class LocaleExample1 {

   public static void main(String[] args) {
       var uk = Locale.UK;
       System.out.println(uk);
       Locale ua = new Locale("ukr", "UA");
       System.out.println(ua);
          }

   }
ื”ื ื” ื”ืคืœื˜:
en_GB ukr_UA

ืฉื™ื˜ื•ืช ืžื—ืœืงื” ืžืงื•ืžื™ืช. ื›ื™ืฆื“ ืœืงื‘ื•ืข ืืช ื”ืžืงื•ื ื”ื ื•ื›ื—ื™ ืื• ืœืฉื ื•ืช ืื•ืชื•

ื™ืฉื ืŸ ืฉื™ื˜ื•ืช ืจื‘ื•ืช ืฉืœ ืžื—ืœืงื” Locale ื‘-Java. ืืชื” ื™ื›ื•ืœ ืœืœืžื•ื“ ืื•ืชื ืž- Javadoc . ื›ืืŸ ืื ื• ืžืฆื™ืฆื™ื ืจืง ืขืœ ื›ืžื” ืžื”ื. ืืชื” ื™ื›ื•ืœ ืœืงื‘ื•ืข ืืช ื”ื’ื“ืจืช ื”ืžืงื•ื ื”ื ื•ื›ื—ื™ืช ื‘ืืžืฆืขื•ืช ื”ืฉื™ื˜ื” Locale.getDefault() :
Locale current = Locale.getDefault();
ืืชื” ื™ื›ื•ืœ ืœืฉื ื•ืช ืืช ื”ืžืงื•ื ื”ื ื•ื›ื—ื™ ืขื‘ื•ืจ ื”ืžื•ืคืข ื”ื ื•ื›ื—ื™ ืฉืœ ื”-JVM ื‘ืืžืฆืขื•ืช ื”ืฉื™ื˜ื” setDefault() :
Locale.setDefault(Locale.CANADA);
Method String getCountry() ืžื—ื–ื™ืจื” ืืช ืงื•ื“ ื”ืžื“ื™ื ื” ืื• ื”ืื–ื•ืจ ืขื‘ื•ืจ ื”ืžืงื•ื ื”ื–ื”. ื–ื” ื™ื›ื•ืœ ืœื”ื™ื•ืช ื”ืžื—ืจื•ื–ืช ื”ืจื™ืงื” (ืงื•ื“ ISO 3166 ื’ื“ื•ืœ ื‘ืŸ 2 ืื•ืชื™ื•ืช) ืื• ืงื•ื“ UN M.49 ื‘ืŸ ืฉืœื•ืฉ ืกืคืจื•ืช. ืžื—ืจื•ื–ืช getDisplayCountry() ืžื—ื–ื™ืจื” ืฉื ืขื‘ื•ืจ ื”ืžื“ื™ื ื” ืฉืœ ื”ืžืงื•ื ื”ืžืชืื™ื ืœื”ืฆื’ื” ืœืžืฉืชืžืฉ. ืžื—ืจื•ื–ืช getDisplayCountry(Locale inLocale) ืžื—ื–ื™ืจื” ืฉื ืขื‘ื•ืจ ื”ืžื“ื™ื ื” ืฉืœ ื”ืžืงื•ื ื”ืžืชืื™ื ืœื”ืฆื’ื” ืœืžืฉืชืžืฉ. ืžื—ืจื•ื–ืช getDisplayLanguage() ืžื—ื–ื™ืจื” ืฉื ืขื‘ื•ืจ ื”ืฉืคื” ืฉืœ ื”ืžืงื•ื ื”ืžืชืื™ื ืœื”ืฆื’ื” ืœืžืฉืชืžืฉ. ืžื—ืจื•ื–ืช getDisplayLanguage(Locale inLocale) ืžื—ื–ื™ืจื” ืฉื ืœืฉืคื” ืฉืœ ื”ืžืงื•ื ื”ืžืชืื™ืžื” ืœื”ืฆื’ื” ืœืžืฉืชืžืฉ. ืžื—ืจื•ื–ืช getLanguage() ืžื—ื–ื™ืจื” ืืช ืงื•ื“ ื”ืฉืคื” ืฉืœ Locale .

ื“ื•ื’ืžื” ืœื›ื™ืชื” ืžืงื•ืžื™ืช

import java.util.Locale;
//Locale Example
public class LocaleExample1 {

   public static void main(String[] args) {
       var uk = Locale.UK;
       System.out.println(uk);
       Locale ua = new Locale("ukr", "UA");
       System.out.println(ua);
       Locale.setDefault(Locale.CANADA);
       Locale current = Locale.getDefault();

       getLocaleInfo(current);
       getLocaleInfo(ua);
       getLocaleInfo(uk);
   }

   private static void getLocaleInfo(Locale current) {
       System.out.println("Country code: " + current.getCountry());
       System.out.println("Name of the Country: " + current.getDisplayCountry());
       System.out.println("Language Code: " + current.getLanguage());
       System.out.println("Language Name: "
               + current.getDisplayLanguage());
       System.out.println();
   }
}
ื”ื ื” ื”ืคืœื˜:
en_GB ukr_UA ืงื•ื“ ืื–ื•ืจ: CA ืฉื ื”ืžื“ื™ื ื”: ืงื ื“ื” ืงื•ื“ ืฉืคื”: en ืฉืคื” ืฉื: ืื ื’ืœื™ืช ืงื•ื“ ืื–ื•ืจ: UA ืฉื ื”ืžื“ื™ื ื”: ืื•ืงืจืื™ื ื” ืงื•ื“ ืฉืคื”: ukr ืฉื ืฉืคื”: ืื•ืงืจืื™ื ื™ืช
ื”ืขืจื•ืช
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