package Array; 
/* 
* an array of replication, reverse, find 
*/
Public class ArrayTest1 {
Public static void main (String [] args) {

Arr=new String String [] [] {" jj ", "dd", "gg", "ee" and "yy", "ww"}; 


//array copy (different from an array variable assignment: arr1=arr) 

String [] arr1=new String (arr. Length), 
for(int i=0; I & lt; Arr1. Length; I++) {
[I] arr1=arr [I]; 
System. The out. Print (arr [I] + "\ t"); 
} 
System. The out. Println (" * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * "); 

//the reversal of the array 
//a new array (define) 

String [] arr2=new String (arr. Length), 
For (int j=arr2 length - 1. J & gt;=0; J -) {
Arr2=arr [j] [j]; 
System. The out. Print (arr2 [j] + "\ t"); 
} 

System. The out. Println (" * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * "); 

//find 
//linear search 

String chazhao="yy"; 

for(int i=0; I & lt; Arr. Length; I++) {
If (chazhao==arr [I]) {
System. The out. Println (" with the element position is: "+ I); 
} 
} 
} 
}