-1– if the element is NOT found. 2.ArrayList.indexOf()Example The following Java program gets the first index of an object in the arraylist. In this example, we are looking for the first occurrence of the string “alex” in the given list. Note that string“alex”is present in the ...
Toget the element from given index- we useList.get()method, it is a library method of the List, which returns object/element from given index. Syntax: List.get(index); Program: importjava.util.*;publicclassListExample{publicstaticvoidmain(String[]args){// creating a list of integersList...
using System; public class SamplesArray { public static void Main() { // Creates and initializes a one-dimensional array. String[] myArr1 = new String[5]; // Sets the element at index 3. myArr1.SetValue( "three", 3 ); Console.WriteLine( "[3]: {0}", myArr1.GetValue( 3 )...
Atomically sets the element at indexitonewValueand returns the old value, with memory effects as specified byVarHandle#getAndSet. Java documentation forjava.util.concurrent.atomic.AtomicIntegerArray.getAndSet(int, int). Portions of this page are modifications based on work created and shared by...
array size of sub-element in this element at given index Attributes RegisterAttribute Remarks For complex elements, some sub-elements could be statically sized arrays. This function will return the array size for sub-element at index Java documentation forandroid.renderscript.Element.getSubElementArray...
MyList.get(IndexOfElement) Remember, the counting starts from0. So the index of our first element will be0. Code Example: // Importing necessary packagesimportjava.util.ArrayList;importjava.util.Arrays;importjava.util.List;publicclassCollectionsDemo{publicstaticvoidmain(String[]args){List<Integer>...
To get the first element of an Array in Kotlin language, use Array.first() method. Call first() method on this array, and the method returns the first element.
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Retrieve the first element of the array using index and print it. Example Here, we use toArray() method to find the first element from LinkedhashSet. Open Compiler import java.util.LinkedHashSet; public class Main { public static void main(String[] args) { LinkedHashSet<String> hm = ne...