Question

How to remove specific element from LinkedList in Java

Answer 1

package javaapplication1;

import java.util.LinkedList;
 
public class JavaApplication1 {
 
    public static void main(String[] args) {
 
        LinkedList lnkList = new LinkedList();
    
        // add elements to LinkedList
        lnkList.add("1"); // 0
        lnkList.add("2"); // 1
        lnkList.add("3"); // 2
        lnkList.add("4"); // 3 
        lnkList.add("5"); // 4
        lnkList.add("6"); // 5
        lnkList.add("713"); // 6
 
        boolean b = lnkList.remove("4");
        System.out.println(b);
        
        System.out.println(lnkList);
    }
}
 
/*
run:
 
true
[1, 2, 3, 5, 6, 713]
 
 */

 

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Answer 2

package javaapplication1;

import java.util.LinkedList;
 
public class JavaApplication1 {
 
    public static void main(String[] args) {
 
        LinkedList lnkList = new LinkedList();
    
        // add elements to LinkedList
        lnkList.add("1"); // 0
        lnkList.add("2"); // 1
        lnkList.add("3"); // 2
        lnkList.add("4"); // 3 
        lnkList.add("5"); // 4
        lnkList.add("6"); // 5
        lnkList.add("713"); // 6
 
        boolean b = lnkList.remove("4");
        System.out.println(b);
        System.out.println(lnkList);
        
        b = lnkList.remove("4");
        System.out.println(b);
        System.out.println(lnkList);
    }
}
 
/*
run:
 
true
[1, 2, 3, 5, 6, 713]
false
[1, 2, 3, 5, 6, 713]
 
 */

 

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