Java String Exercises: Return a string with the characters of the index position 0,1,2, 5,6,7, ... from a given string
Java String: Exercise-97 with Solution
Write a Java program to return a string with the characters of the index position 0,1,2, 5,6,7, ... from a given string.
Sample Solution:
Java Code:
import java.util.*;
public class Main
{
public String pairsToReturn(String stng)
{
String fin_str = "";
for (int i=0; i<stng.length(); i += 5)
{
int end = i + 3;
if (end > stng.length())
{
end = stng.length();
}
fin_str = fin_str + stng.substring(i, end);
}
return fin_str;
}
public static void main (String[] args)
{
Main m= new Main();
String str1 = "w3resource.com";
System.out.println("The given string is: "+str1);
System.out.println("The new string is: "+m.pairsToReturn(str1));
}
}
Sample Output:
The given string is: w3resource.com The new string is: w3rour.co
Pictorial Presentation:
Flowchart:
Java Code Editor:
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Previous: Write a Java program to create a new string after removing a specified character from a given string except the first and last position.
Next: Write a Java program to check whether the first instance of a given character is immediately followed by the same character in a given string.
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Java: Tips of the Day
How to sort an ArrayList?
Collections.sort(testList); Collections.reverse(testList);
That will do what you want. Remember to import Collections though!
Ref: https://bit.ly/32urdSe
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