i friends, In java some times
we may need some conversions from collection objects to some thing, ArrayList to String
array is very popular conversion we are using in our projects 
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import java.util.ArrayList;
import java.util.List;
public class Java4s {
public static void main(String args[]){
List al = new
ArrayList<String>();
al.add("One");
al.add("Two");
al.add("Three");
al.add("Four");
al.add("Five");
String[] stringArrayObject
= new String[al.size()];
al.toArray(stringArrayObject);
for(String
temp : stringArrayObject)
System.out.println(temp);
}
}
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Explanation
Line number 8 created ArrayList object
Line numbers 10,11,12,13,14 added data into list object
Line number 16 created String array, and at 17 we converted List data into String array
Line numbers 10,11,12,13,14 added data into list object
Line number 16 created String array, and at 17 we converted List data into String array
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