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Arrays

Array declaration :  1. int A[] = {1,2,34,9}; 2. int [] A = {1,2,34,9}; 3. int A[] = new int [n]; later array elements can be inserted
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java program to check no. of Uppercase , lowercase and digits in a Given String

import   java . util .*; class   String_Check_UPP_Low_NUm  {      public   static   void   main ( String  []  args ){          int   upper = 0 , lower = 0 , digit = 0 ;          Scanner   sc  =  new   Scanner  ( System . in );          String   str  =  sc . nextLine ();          for ( int   idx  =  0 ; idx < str . length (); idx ++){              char   c  =  str . charAt ( idx );              if ( c >= 'A'  &&  c <= 'Z' ){                  upper ++;     ...
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String

class   String1  {      public   static   void   main ( String []  args ){          String   S  =  " My name is khagen baro" ;          System . out . println ( S );          // string to uppercase          System . out . println ( S . toUpperCase ());          //special character printing          String   str  =  "I am a  \" coder  \" " ;           System . out . println ( str );     }      }
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