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Tuesday, 10 September 2013

Convert Array to String in java



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);

}
}
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

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