JavaScript Array constructor Property Last Updated : 15 Jul, 2024 Comments Improve Suggest changes Like Article Like Report The JavaScript Array constructor property is used to return the constructor function for an array object. It only returns the reference of the function and does not return the name of the function. In JavaScript arrays, it returns the function Array(){ [native code] }.Syntax: array.constructorReturn value:It returns the function reference i.e. function Array() { [native code] }.Example 1: In this example, the program returns the reference of the function (i.e. function Array() { [native code] } ). JavaScript // Function to be executed function myGeeks() { // Create array let name = ["sahil", "Manas", "Sagar", "Harshit"]; // Display constructor property console.log(name.constructor); } myGeeks(); Output[Function: Array] Example 2: In this example, the program returns the reference of the function (i.e. function Array() { [native code] } ). JavaScript // Create new array let arr = new Array("Geeks", "for", "Geeks"); // Display constructor property console.log("arr.constructor:" + arr.constructor); Outputarr.constructor:function Array() { [native code] } Example 3: In this example, the program returns the reference of the function (i.e. function Array() { [native code] } ). JavaScript // Create array let arr = new Array(5, 10, 15); // Dislay constructor property console.log("arr.constructor:" + arr.constructor); Outputarr.constructor:function Array() { [native code] } We have a complete list of Javascript Array methods, to check those please go through this Javascript Array Complete reference article.Supported Browsers: The browsers supported by JavaScript Array constructor Property are listed below: Google Chrome 3Microsoft Edge 12Mozilla Firefox 3.0Safari 5Opera 10.5 Comment More infoAdvertise with us Next Article JavaScript Array length M manaschhabra2 Follow Improve Article Tags : JavaScript Web Technologies javascript-array JavaScript-Properties Similar Reads JavaScript Array() Constructor The Array() constructor is used to create Array objects and the array constructor can be called with or without a new keyword, both can create a new Array.Syntax:new Array(Value1, Value2, ...);new Array(ArrayLength);Array(Value1, Value2, ...);Array(ArrayLength);Parameters: ValueN: An array initializ 2 min read JavaScript Array constructor Property The JavaScript Array constructor property is used to return the constructor function for an array object. It only returns the reference of the function and does not return the name of the function. In JavaScript arrays, it returns the function Array(){ [native code] }.Syntax: array.constructorReturn 2 min read JavaScript Array length JavaScript array length property is used to set or return the number of elements in an array. JavaScriptlet a = ["js", "html", "gfg"]; console.log(a.length);Output3 Setting the Length of an ArrayThe length property can also be used to set the length of an array. It allows you to truncate or extend t 2 min read JavaScript Array from() Method The JavaScript Array from() method returns an Array object from any object with a length property or an iterable object. Syntax : Array.from(object, mapFunction, thisValue)Parameters:object: This Parameter is required to specify the object to convert to an array.mapFunction: This Parameter specifies 3 min read JavaScript Array isArray() Method The isArray() method in JavaScript is used to determine whether a given value is an array or not. This method returns true if the argument passed is an array else it returns false.Syntax:Array.isArray(obj);Parameters:obj: This parameter holds the object that will be tested.Return value:This function 3 min read JavaScript Array of() Method The Javascript array.of() method is an inbuilt method in JavaScript that creates a new array instance with variables present as the argument of the method.Syntax:Array.of(element0, element1, ....)Parameters: Parameters present are element0, element1, .... which are basically an element for which the 2 min read Javascript Array at() Method The JavaScript Array at() method takes an integer value (index) as a parameter and returns the element of that index. It allows positive and negative integers. For the negative integer, it counts back from the last element in the array.Syntax:at(index);Parameter: This method accepts one parameter th 3 min read JavaScript Array concat() Method The concat() method concatenates (joins) two or more arrays. It returns a new array, containing the joined arrays. This method is useful for combining arrays without modifying the originals.Syntax:let newArray1 = oldArray.concat()let newArray2 = oldArray.concat(value0)let newArray3 = oldArray.concat 3 min read JavaScript Array copyWithin() Method The Javascript Array.copyWithin() method considers an array first and then copies part of an array to the same array itself and returns it, without modifying its size but yet the modified data whatever user wishes to have in another's place i.e, copies array element of an array within the same array 3 min read JavaScript Array entries() Method The entries() method in JavaScript is used to create an iterator that returns key/value pairs for each index in the array.It allows iterating over arrays and accessing both the index and value of each element sequentially.Syntax:array.entries()Parameters:This method does not accept any parameters.Re 3 min read Like