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  1. import java.util.*;
  2.  
  3. class Ideone {
  4. 	public static void main (String[] args){
  5.     	String[] array = {"01.um", "02.dois", "03.tres"};
  6.  
  7. 		for(int i = 0; i < array.length; i++)
  8. 			array[i] = array[i].split("\\.")[0];
  9.  
  10. 		System.out.println(Arrays.toString(array));
  11. 	}
  12. }
Success #stdin #stdout 0.11s 320512KB
comments (?)
stdin 
Standard input is empty
stdout 
[01, 02, 03]
https://ideone.com/eRMfFo
language:
Java (HotSpot 12)
created:
8 years ago
visibility:
public

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