Java Locale getISOLanguages() Method with Example

Locale Class getISOLanguages() method: Here, we are going to learn about the getISOLanguages() method of Locale Class with its syntax and example.
Submitted by Preeti Jain, on March 08, 2020

Locale Class getISOLanguages() method

getISOLanguages() method is available in java.util package.
getISOLanguages() method is used to return an array of string that holds two-letter available language codes in ISO 639.
getISOLanguages() method is a static method, it is accessible with the class name and if we try to access the method with the class object then we will not get an error.
getISOLanguages() method does not throw an exception at the time of returning the array of the string of language codes.

Syntax:

    public static String[] getISOLanguages();

Parameter(s):

It does not accept any parameter.

Return value:

The return type of the method is String[], it returns list of all two letter language codes that exists in ISO 639.

Example:

// Java program to demonstrate the example 
// of String[] getISOLanguages() method of Locale 

import java.util.*;

public class GetISOLanguagesOfLocale {
    public static void main(String[] args) {
        // Instantiates Locale
        Locale lo = new Locale("JAPANESE", "JAPAN");

        // Display Locale
        System.out.println("lo: " + lo);

        // By using getISOLanguages() method is
        // to return all 2 letter ISO 3166 codes
        // for the locale languages
        String[] lang = lo.getISOLanguages();
        System.out.println("lo.getISOLanguages(): ");

        for (int i = 0; i < lang.length; ++i)
            System.out.println(lang[i]);
    }
}

Output

lo: japanese_JAPAN
lo.getISOLanguages(): 
aa
ab
ae
af
ak
am
an
ar
as
av
ay
az
ba
be
bg
bh
bi
bm
bn
bo
br
bs
ca
ce
ch
co
cr
cs
cu
cv
cy
da
de
dv
dz
ee
el
en
eo
es
et
eu
fa
ff
fi
fj
fo
fr
fy
ga
gd
gl
gn
gu
gv
ha
he
hi
ho
hr
ht
hu
hy
hz
ia
id
ie
ig
ii
ik
in
io
is
it
iu
iw
ja
ji
jv
ka
kg
ki
kj
kk
kl
km
kn
ko
kr
ks
ku
kv
kw
ky
la
lb
lg
li
ln
lo
lt
lu
lv
mg
mh
mi
mk
ml
mn
mo
mr
ms
mt
my
na
nb
nd
ne
ng
nl
nn
no
nr
nv
ny
oc
oj
om
or
os
pa
pi
pl
ps
pt
qu
rm
rn
ro
ru
rw
sa
sc
sd
se
sg
si
sk
sl
sm
sn
so
sq
sr
ss
st
su
sv
sw
ta
te
tg
th
ti
tk
tl
tn
to
tr
ts
tt
tw
ty
ug
uk
ur
uz
ve
vi
vo
wa
wo
xh
yi
yo
za
zh
zu

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