/Java/How to replace an element in array in java

How to replace an element in array in java

Arraylist replace value java

list.set(1,"new value");

//example ..

List<String> list = new ArrayList<>();
list.add("one");
list.add("two");
list.add("three");
System.out.println(list); // [one,two,three]
list.set(1,"new");
System.out.println(list); //[one,new,three]

How to replace an element in array in java

class array{
  public static void main(String[] args){
    int arr[] = {1,2,3,4};
    System.out.println("Before update" + arr[2]);
    arr[2] = 9;//updating the value
    System.out.println("After update" + arr[2]);
  }
}

/*output:-
Before update3
After update9*/

Similar codes

0 vote149 views1 answer
Encrypt words facebook
Java
0 vote145 views1 answer
At com.android.okhttp.internal.huc.HttpURLConnectionImpl.getInputStream(HttpURLConnectionImpl.java:251)
Java
0 vote130 views1 answer
Currency Formatter java
Java
0 vote137 views1 answer
Java remove non numbers from string
Java
0 vote140 views1 answer
Concatenating two int in java
Java
1 vote126 views1 answer
Breadth first search BST java
Java
-1 vote129 views8 answers
Kotlin is like java
Java
6 votes164 views1 answer
Java int to binary
Java
2 votes128 views1 answer
Will my java minecraft be discontinued
Java
0 vote182 views1 answer
Spring security controlleradvice
Java Spring