Name in Array at Index Number [0] = Balaji Name in Array at Index Number [1] = Madhav Name in Array at Index Number [2] = BalGopal Name in Array at Index Number [3] = Nandlal Name in Array at Index Number [4] = BalKishan Name in Array at Index Number [5] = ManMohan
;fn ge blh Program dks Applet ds :i esa cukuk pkgsa rks bl dke dks djus ds fy, gesa fuEukuqlkj Applet Program fy[kuk gksxk%
Program
File Name : ArrayApplet.java
import java.awt.*;
import java.applet.*;
publicclass ArrayApplet extends Applet {
String name[] = new String[6];
publicvoid init() { name[0] = "Balaji" ; name[1] = "Madhav" ; name[2] = "BalGopal" ; name[3] = "Nandlal" ; name[4] = "BalKishan" ; name[5] = "ManMohan" ; }
publicvoid paint(Graphics g) {
g.drawString("Name in Array at Index Number[0]="+name[0],30,20); g.drawString("Name in Array at Index Number[1]="+name[1],30,40); g.drawString("Name in Array at Index Number[2]="+name[2],30,60); g.drawString("Name in Array at Index Number[3]="+ name[3],30,80); g.drawString("Name in Array at Index Number[4]="+name[4],30,100); g.drawString("Name in Array at Index Number[5]="+ name[5],30,120); }
}
Java in Hindi
blh rjg ls ge ,d 2-D o Multi-D Array dks Hkh Use dj ldrs gSaA ekuyks fd gesa ,d 2-D Array esa fuEu Table ds ekuksa dks Store djuk gS&
10 20 30
50 46 20
2 12 30
93 39 3
ge ns[k ldrs gSa fd bl Table esa pkj Row o rhu Columns gSa] blfy, gesa fuEukuqlkj
[4][3] dk Array Create djuk gksxk%
int Table = new int[4][3];
;fn ge bl Table ds fofHkUu ekuksa dks Initialize djuk pkgsa rks igys gesa ;s le>uk gksxk fd bl Array dks Memory esa fdl izdkj ls Represent fd;k tk ldrk gSA ftl rjg ls Table
fn[kkbZ ns jgh gS] mlh rjg ls fofHkUu Index Numbers Hkh Set gksrs gSaA ;fn ge mijksDr
Tables ds fofHkUu ekuksa ds Index Numbers dks Represent djuk pkgsa] rks fuEukuqlkj dj ldrs gSa&
[0][0] [0][1] [0][2]
[1][0] [1][1] [1][2]
[2][0] [2][1] [2][2]
[3][0] [3][1] [3][2]
ge le> ldrs gSa fd Table ds izFke Row izFke Column dk eku Index Number [0][0]
ij Store gksrk gSA Table ds nwljs Row ds nwljs Column dk eku Index Number [1][1]
ij Store gksrk gSA ;kuh ;fn ge pkgsa rks mijksDr Table ds fofHkUu ekuksa dks fuEukuqlkj
Statement }kjk Memory esa Store dj ldrs gSa&
Table[0][0] = 10 ; Table[0][1] = 20 ; Table[0][2] = 30 ; Table[1][0] = 50 ; Table[1][1] = 46 ; Table[1][2] = 20 ; Table[2][0] = 2 ; Table[2][1] = 12 ;
Java in Hindi
Table[2][2] = 30 ; Table[3][0] = 93 ; Table[3][1] = 39 ; Table[3][2] = 3 ;
;fn ge bls Program ds :i esa n”kkZuk pkgsa rks fuEukuqlkj n”kkZ ldrs gSa&
Program
publicclass Table {
publicstaticvoid main(String args[]) {
int table[][] = newint[4][3]; table[0][0] = 10 ; table[0][1] = 20 ; table[0][2] = 30 ; table[1][0] = 50 ; table[1][1] = 46 ; table[1][2] = 20 ; table[2][0] = 2 ; table[2][1] = 12 ; table[2][2] = 30 ; table[3][0] = 93 ; table[3][1] = 39 ; table[3][2] = 3 ;
System.out.println("Value in Array at Index Number [0][0] = " +table[0][0]); System.out.println("Value in Array at Index Number [0][1] = " +table[0][1]); System.out.println("Value in Array at Index Number [0][2] = " +table[0][2]); System.out.println("Value in Array at Index Number [1][0] = " +table[1][0]); System.out.println("Value in Array at Index Number [1][1] = " +table[1][1]); System.out.println("Value in Array at Index Number [1][2] = " +table[1][2]); System.out.println("Value in Array at Index Number [2][0] = " +table[2][0]); System.out.println("Value in Array at Index Number [2][1] = " +table[2][1]); System.out.println("Value in Array at Index Number [2][2] = " +table[2][2]); System.out.println("Value in Array at Index Number [3][0] = " +table[3][0]); System.out.println("Value in Array at Index Number [3][1] = " +table[3][1]); System.out.println("Value in Array at Index Number [3][2] = " +table[3][2]); }
}
Output
Value in Array at Index Number [0][0] = 10 Value in Array at Index Number [0][1] = 20 Value in Array at Index Number [0][2] = 30 Value in Array at Index Number [1][0] = 50 Value in Array at Index Number [1][1] = 46 Value in Array at Index Number [1][2] = 20
Java in Hindi
Value in Array at Index Number [2][0] = 2 Value in Array at Index Number [2][1] = 12 Value in Array at Index Number [2][2] = 30 Value in Array at Index Number [3][0] = 93 Value in Array at Index Number [3][1] = 39 Value in Array at Index Number [3][2] = 3
blh rjg ls ;fn ge pkgsa rks Multi-D Array Hkh Create dj ldrs gSa vkSj mlds fofHkUu Index Numbers ij fofHkUu Data Items dks Store dj ldrs gSaA ;fn ge fdlh 2-D Array dks
Create djrs le; gh mls Initialize djuk pkgsa] rks ;s dke ge fuEukuqlkj dj ldrs gSa&
int table[][] = {{1,2,3},{4,5,6},{7,8,9},{12,21,12}};
;fn ge pkgsa] rks mijksDr Program dks fuEukuqlkj Modify dj ldrs gSa&
Program
publicclass Table1{
publicstaticvoid main(String args[]){
int table[][] = {{1,2,3},{4,5,6},{7,8,9},{12,21,12}};
System.out.println("Value in Array at Index Number [0][0] = " +table[0][0]); System.out.println("Value in Array at Index Number [0][1] = " +table[0][1]); System.out.println("Value in Array at Index Number [0][2] = " +table[0][2]); System.out.println("Value in Array at Index Number [1][0] = " +table[1][0]); System.out.println("Value in Array at Index Number [1][1] = " +table[1][1]); System.out.println("Value in Array at Index Number [1][2] = " +table[1][2]); System.out.println("Value in Array at Index Number [2][0] = " +table[2][0]); System.out.println("Value in Array at Index Number [2][1] = " +table[2][1]); System.out.println("Value in Array at Index Number [2][2] = " +table[2][2]); System.out.println("Value in Array at Index Number [3][0] = " +table[3][0]); System.out.println("Value in Array at Index Number [3][1] = " +table[3][1]); System.out.println("Value in Array at Index Number [3][2] = " +table[3][2]); }
}
Output
Value in Array at Index Number [0][0] = 1 Value in Array at Index Number [0][1] = 2 Value in Array at Index Number [0][2] = 3 Value in Array at Index Number [1][0] = 4 Value in Array at Index Number [1][1] = 5 Value in Array at Index Number [1][2] = 6 Value in Array at Index Number [2][0] = 7 Value in Array at Index Number [2][1] = 8 Value in Array at Index Number [2][2] = 9 Value in Array at Index Number [3][0] = 12 Value in Array at Index Number [3][1] = 21 Value in Array at Index Number [3][2] = 12
Java in Hindi
T;knkrj gesa 2-D Array dh gh t:jr iMrh gSA Multi-D Array dh t:jr gh ugha gksrh gSA fQj Hkh ;fn Multi-D Array dh t:jr iMs rks mls Hkh blh izdkj ls Create o Initialize fd;k tkrk gSA fdlh Hkh Array dh Size gesa”kk length uke ds ,d Object esa Store gksrh gSA ;fn gesa fdlh Array X[ ] dh Size irk uk gks] rks ge bl Array X[ ] dh Size dks fuEukuqlkj Kkr dj ldrs gSa&
int sizeOfArray = X.length
;s Statement sizeOfArray uke ds Integer izdkj ds Variable esa X uke ds Array dh dqy
Size dks Store dj nsrk gSA
tkok ,d Multi Dimensional Array dks “Array of Arrays” dh rjg Treat djrk gSA ;kuh fdlh 2-D Array dks ge fuEukuqlkj Hkh Declare dj ldrs gSa&
int info[][] = new int [3][]; info[0] = new int[2]; info[1] = new int[5]; info[2] = new int[3];
bl izdkj dk Declaration fuEukuqlkj Variable Size dk 2-D Array Create djrk gS&
Strings
Character izdkj ds Data Type dk Variable Memory esa dsoy ,d Character dks gh
Store dj ldrk gSA “C” o “C++” esa Hkh char Data Type dsoy ,d gh Character dks
Store djrk gSA ;fn gesa fdlh Student dk uke Computer esa Store djuk gks] rks “C” o
“C++” esa Characters dk ,d Array cukuk iMrk gS] tcfd Java esa ,slk djus dh t:jr ugha gSA
ge String izdkj ds Data Type dk iz;ksx djds ,d Variable Create dj ldrs gSa vkSj bl
Variable }kjk fdlh Student ds uke dks Computer esa Store dj ldrs gSaaA
gkykafd Java esa Strings (Characters ds ,d iwjs lewg) dks Store djus ds fy, dksbZ Hkh
Primary Data Type ugha gS] ysfdu Java esa Strings dks Computer esa Store djus ds fy,
Java ds ,d String Class ds Object ds :i esa gesa Variable Declare djuk iMrk gS vkSj bl String Class (Data Type) ds Object (Variable) ds vUnj ge fdlh String dks Store
dj ldrs gSaA tSls%
Java in Hindi
String Manipulation dbZ tkok Programs dk lcls Common dke gSA String Characters
dh ,d Sequence dks Represent djrk gS] ftls ge ,d 1-D Array ds :i esa fuEukuqlkj
Represent dj ldrs gSa&
char name[] = new char[4]; name[0] = ‘K’;
name[1] = ‘a’; name[2] = ‘w’; name[3] = ‘a’;
gkykafd Character Array gesa ;s lqfo/kk iznku djrk gS fd ge Array ds fofHkUu Characters
dks Query djds Array dh Length dk irk yxk ldrs gSaA ysfdu dbZ String Operations ds fy, ;s Characters dk Array gesa i;kZIr lqfo/kk iznku ugha djrk gSA
tSls ;fn ,d String dks nwljh String esa Copy djuk gks rks ,d Array ls gj Character dks
Read djds nwljs Array esa Øe”k% Write djuk] ,d lqfo/kktud dke ugha gks ldrk gSA blds fy, gesa dkQh Extra dke djuk ;k Coding djuh iMrh gSA bl izdkj dh fLFkfr;ksa ls cpus ds fy, tkok esa String Object dks Use fd;k tkrk gSA
tkok esa Strings ,d Class gS ftls nks Classes “String” o “StringBuffer” dks Use djds
Implement fd;k tkrk gSA Java String tkok dh String Class dk ,d Instance ;k Object
gksrk gS vkSj “C” ds String (1-D Character Array) dh rqyuk esa dkQh Reliable gksrk gSA
tkok dh String ,d Null Terminated String ugha gksrh gS uk gh og ,d 1-D Character
Array gksrk gSA bl Strings dks fuEukuqlkj Declare o Create fd;k tk ldrk gS%
String stringName;
stringName = new String(“String”);
Array dh rjg gh String dh Hkh Length dks String Class ds length Method }kjk izkIr fd;k tk ldrk gSA tSls
int m = name.length();
tkok String dks ge + Operator dk iz;ksx djds vkil esa fuEukuqlkj tksM ldrs gSa&
String firstName, lastName;
String fullName = firstName + lastName String City = “New” + “Maharastra”;
ge Strings dk Hkh mlh izdkj ls Array Create djds Use dj ldrs gSa ftl izdkj ls fdlh
Integer izdkj ds Array dks Use djrs gSaA tSls
String name = new String[3];
;s Statement name uke ds rhu String Variable Memory esa Create djsxk] ftuds Index Numbers vyx&vyx gksaxs vkSj gj Variable Memory esa ,d String dks Store dj ldsxkA ukeksa dks Memory esa Store djus ds fy, ge for Loop dk iz;ksx dj ldrs gSaA