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class array2

{

public static void main(String[] args)

{

//at time of creation each element is intitialized with default value

int [] a=new int[4];

boolean []b=new boolean[2];

for(int tmp:a)

System.out.println(tmp);

System.out.println("-------------------------------------------------------");

for(boolean tmp:b)

System.out.println(tmp);

System.out.println("-------------------------------------------------------");

//Whenever we are trying to print any object reference internally toString() method

float [][] f=new float[3][2];

System.out.println(a);

System.out.println(f);

System.out.println(f[0]);

System.out.println(f[0][0]);

System.out.println("-------------------------------------------------------");

//length is final variable applicable for array which give size of array and length() method is used for String

int [] x=new int[3];

System.out.println("length: "+x.length);//3

//In multidimensional arrays length variable represents only base size but not total size. <----------------------------------------------

int[][] tmp=new int[6][3];

System.out.println(tmp.length);//6

}

}