Question

How to remove duplicate text from a string in Java

Answer 1

package javaapplication1;

import java.util.Arrays;
import java.util.stream.Collectors;

public class Example {
    public static void main(String[] args) {
       
        String s = "123-4567-89-123-873-89-01";
        
        s = Arrays.stream(s.split("-")).distinct().collect(Collectors.joining("-"));
        
        System.out.println(s);
    }
}
   
   
/*
run:

123-4567-89-873-01
    
*/

 

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Answer 2

package javaapplication1;

import java.util.Arrays;
import java.util.stream.Collectors;

public class Example {
    public static void main(String[] args) {
       
        String s = "abc defg abc xyz abc";
        
        s = Arrays.stream(s.split(" ")).distinct().collect(Collectors.joining(" "));
        
        System.out.println(s);
    }
}
   
   
/*
run:

abc defg xyz
    
*/

 

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