{"id":22981,"date":"2018-10-18T16:15:15","date_gmt":"2018-10-18T13:15:15","guid":{"rendered":"http:\/\/www.webcodegeeks.com\/?p=22981"},"modified":"2018-10-18T13:44:27","modified_gmt":"2018-10-18T10:44:27","slug":"javascript-array-methods-example","status":"publish","type":"post","link":"https:\/\/www.webcodegeeks.com\/javascript\/javascript-array-methods-example\/","title":{"rendered":"JavaScript Array Methods Example"},"content":{"rendered":"<p>Greetings readers, in this tutorial, we will show how to use the JavaScript scripting language and the different array methods in the javascript language.<\/p>\n<h2><a name=\"introduction\"><\/a>1. Introduction<\/h2>\n<p><strong>JavaScript<\/strong> is an object-oriented programming language that allows the <em>client-side scripting<\/em> to interact with a user and deliver the dynamic pages. Most web browsers including Google Chrome, Mozilla Firefox, Safari, Internet Explorer, Microsoft Edge, Opera, etc. support it. The JavaScript scripting language includes:<\/p>\n<ul>\n<li>Declaring variables<\/li>\n<li>Maintaining the retrieving values<\/li>\n<li>Defining and invoking functions<\/li>\n<li>Defining classes<\/li>\n<li>Load and use external modules<\/li>\n<li>Define event handlers<\/li>\n<li>And much more \u2026.<\/li>\n<\/ul>\n<p>[ulp id=&#8217;tCIwOngQUb3zSUuF&#8217;]<\/p>\n<div class=\"toc\">\n<h3>Table Of Contents<\/h3>\n<dl>\n<dt><a href=\"#introduction\">1. Introduction<\/a><\/dt>\n<dd>\n<dl>\n<dt><a href=\"#advantages\">1.1 Advantages of JavaScript Language<\/a><\/dt>\n<dt><a href=\"#disadvantages\">1.2 Disadvantages of JavaScript Language<\/a><\/dt>\n<dt><a href=\"#arraymethods\">1.3 What is an Array?<\/a><\/dt>\n<\/dl>\n<\/dd>\n<dt><a href=\"#example\">2. JavaScript Array Methods Example<\/a><\/dt>\n<dd>\n<dl>\n<dt><a href=\"#tools\">2.1 Tools Used<\/a><\/dt>\n<dt><a href=\"#projectstructure\">2.2 Project Structure<\/a><\/dt>\n<dt><a href=\"#projectcreation\">2.3 Project Creation<\/a><\/dt>\n<\/dl>\n<\/dd>\n<dt><a href=\"#applicationbuilding\">3. Application Building <\/a><\/dt>\n<dd>\n<dl>\n<dt><a href=\"#definehtml\">3.1 Define the HTML <\/a><\/dt>\n<\/dl>\n<\/dd>\n<dt><a href=\"#applicationrun\">4. Run the Application<\/a><\/dt>\n<dt><a href=\"#demo\">5. Project Demo<\/a><\/dt>\n<dt><a href=\"#conclusion\">6. Conclusion<\/a><\/dt>\n<dt><a href=\"#projectDownload\">7. Download the Eclipse Project<\/a><\/dt>\n<\/dl>\n<\/div>\n<h3><a name=\"advantages\"><\/a>1.1 Advantages of JavaScript Language<\/h3>\n<p>The pros of using the JavaScript scripting language are:<\/p>\n<ul>\n<li>JavaScript is easy to learn<\/li>\n<li>It executes on client&#8217;s browser, so eliminates the server-side processing and be executed on any OS<\/li>\n<li>JavaScript can be used with any type of web page e.g. PHP, ASP.NET, Perl etc<\/li>\n<li>Web-page performance increases due to client-side execution<\/li>\n<li>JavaScript code can be minified to decrease the loading time from the server<\/li>\n<li>Many JavaScript-based application frameworks are available in the market to create Single page web applications e.g. AngularJS, ReactJS etc.<\/li>\n<\/ul>\n<h3><a name=\"disadvantages\"><\/a>1.2 Disadvantages of JavaScript Language<\/h3>\n<p>The cons of using the JavaScript scripting language are:<\/p>\n<ul>\n<li>No support for networking applications<\/li>\n<li>Does not have any multi-threading or multi-processing capabilities<\/li>\n<li>Does not allow the file reading and writing capabilities<\/li>\n<\/ul>\n<h3><a name=\"arraymethods\"><\/a>1.3 What is an Array?<\/h3>\n<p>An <strong>array<\/strong> is an object that can store a collection of items. Over here represents the simple syntax of an array.<\/p>\n<p><span style=\"text-decoration: underline\"><em>Snippet<\/em><\/span><\/p>\n<pre class=\"brush:js; wrap-lines:false;\">var employees = [\"John\", \"Jane\", \"Joe\"];\r\n\r\n\/* or, Creating an array using the constructor! *\/\r\n\r\nvar employees = new Array(\"John\", \"Jane\", \"Joe\");\r\n<\/pre>\n<p>In Javascript scripting language, the array object has many properties and methods which help developers to effectively handle the arrays. Developers can fetch,<\/p>\n<ul>\n<li>The <em>property value<\/em> by using the <code>myarray.property<\/code> syntax<\/li>\n<li>The <em>method output<\/em> by using the <code>myarray.method()<\/code> syntax<\/li>\n<\/ul>\n<h4><a name=\"arraymethods\"><\/a>1.3.1 Array methods in JavaScript<\/h4>\n<p>Let us take a brief look at the most commonly used methods in the javascript scripting language.<\/p>\n<table>\n<tbody>\n<tr>\n<th><strong>Method<\/strong><\/th>\n<th><strong>Description<\/strong><\/th>\n<\/tr>\n<tr>\n<td><code>concat()<\/code><\/td>\n<td>Joins two or more arrays, and returns a copy of the joined arrays<\/td>\n<\/tr>\n<tr>\n<td><code>copyWithin()<\/code><\/td>\n<td>Copies the array elements within the array, to and from the specified positions<\/td>\n<\/tr>\n<tr>\n<td><code>entries()<\/code><\/td>\n<td>Returns a key-value pair from the array iteration object<\/td>\n<\/tr>\n<tr>\n<td><code>every()<\/code><\/td>\n<td>Checks if every element in an array pass the test or not<\/td>\n<\/tr>\n<tr>\n<td><code>fill()<\/code><\/td>\n<td>Fill the elements in an array with a static value<\/td>\n<\/tr>\n<tr>\n<td><code>filter()<\/code><\/td>\n<td>Creates a new array with every element in an array that passes a test<\/td>\n<\/tr>\n<tr>\n<td><code>find()<\/code><\/td>\n<td>Returns the value of the first element in an array that passes a test<\/td>\n<\/tr>\n<tr>\n<td><code>findIndex()<\/code><\/td>\n<td>Returns the index of the first element in an array that passes a test<\/td>\n<\/tr>\n<tr>\n<td><code>forEach()<\/code><\/td>\n<td>Calls a function for each array element<\/td>\n<\/tr>\n<tr>\n<td><code>from()<\/code><\/td>\n<td>Creates an array from an object<\/td>\n<\/tr>\n<tr>\n<td><code>includes()<\/code><\/td>\n<td>Check if an array contains the specified element<\/td>\n<\/tr>\n<tr>\n<td><code>indexOf()<\/code><\/td>\n<td>Search the array for an element and returns its position<\/td>\n<\/tr>\n<tr>\n<td><code>isArray()<\/code><\/td>\n<td>Checks whether an object is an array<\/td>\n<\/tr>\n<tr>\n<td><code>join()<\/code><\/td>\n<td>Joins all the elements of an array into a string<\/td>\n<\/tr>\n<tr>\n<td><code>keys()<\/code><\/td>\n<td>Returns an array iteration object, containing the keys of the original array<\/td>\n<\/tr>\n<tr>\n<td><code>lastIndexOf()<\/code><\/td>\n<td>Search the array for an element, starting at the end, and returns its position<\/td>\n<\/tr>\n<tr>\n<td><code>map()<\/code><\/td>\n<td>Creates a new array with the result of calling a function for each array element<\/td>\n<\/tr>\n<tr>\n<td><code>pop()<\/code><\/td>\n<td>Removes the last element of an array, and returns that element<\/td>\n<\/tr>\n<tr>\n<td><code>push()<\/code><\/td>\n<td>Adds new elements to the end of an array, and returns the new length<\/td>\n<\/tr>\n<tr>\n<td><code>reduce()<\/code><\/td>\n<td>Reduce the values of an array to a single value (going left-to-right)<\/td>\n<\/tr>\n<tr>\n<td><code>reduceRight()<\/code><\/td>\n<td>Reduce the values of an array to a single value (going right-to-left)<\/td>\n<\/tr>\n<tr>\n<td><code>reverse()<\/code><\/td>\n<td>Reverses the order of the elements in an array<\/td>\n<\/tr>\n<tr>\n<td><code>shift()<\/code><\/td>\n<td>Removes the first element of an array and returns that element<\/td>\n<\/tr>\n<tr>\n<td><code>slice()<\/code><\/td>\n<td>Selects a part of an array and returns the new array<\/td>\n<\/tr>\n<tr>\n<td><code>some()<\/code><\/td>\n<td>Checks if any of the elements in an array pass a test<\/td>\n<\/tr>\n<tr>\n<td><code>sort()<\/code><\/td>\n<td>Sorts the elements of an array<\/td>\n<\/tr>\n<tr>\n<td><code>splice()<\/code><\/td>\n<td>Adds\/Removes the elements from an array<\/td>\n<\/tr>\n<tr>\n<td><code>toString()<\/code><\/td>\n<td>Converts an array to a string and returns the result<\/td>\n<\/tr>\n<tr>\n<td><code>unshift()<\/code><\/td>\n<td>Adds new elements to the beginning of an array and returns the new length<\/td>\n<\/tr>\n<tr>\n<td><code>valueOf()<\/code><\/td>\n<td>Returns the primitive value of an array<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<br \/>\nThese new APIs make a developer life easier, really! However, it would be difficult for a beginner to understand this without an example. Therefore, let us create a simple application using the commonly used <em>array methods<\/em> of the javascript scripting language.<\/p>\n<h2><a name=\"example\"><\/a>2. JavaScript Array Methods Example<\/h2>\n<p>Here is a systematic guide for implementing this tutorial using the JavaScript language.<\/p>\n<h3><a name=\"tools\"><\/a>2.1 Tools Used<\/h3>\n<p>We are using Eclipse Kepler SR2, JDK 8 and Maven. Having said that, we have tested the code against JDK 1.7 and it works well.<\/p>\n<h3><a name=\"projectstructure\"><\/a>2.2 Project Structure<\/h3>\n<p>Firstly, let us review the final project structure if you are confused about where you should create the corresponding files or folder later!<\/p>\n<figure id=\"attachment_22982\" aria-describedby=\"caption-attachment-22982\" style=\"width: 326px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-structure-guide-1.jpg\"><img decoding=\"async\" class=\"wp-image-22982 size-full\" src=\"http:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-structure-guide-1.jpg\" alt=\"JavaScript Array Methods - Application Project Structure\" width=\"326\" height=\"269\" srcset=\"https:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-structure-guide-1.jpg 326w, https:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-structure-guide-1-300x248.jpg 300w\" sizes=\"(max-width: 326px) 100vw, 326px\" \/><\/a><figcaption id=\"caption-attachment-22982\" class=\"wp-caption-text\">Fig. 1: Application Project Structure<\/figcaption><\/figure>\n<h3><a name=\"projectcreation\"><\/a>2.3 Project Creation<\/h3>\n<p>This section will show on how to create a Java-based Maven project with Eclipse. In Eclipse Ide, go to <code>File -&gt; New -&gt; Maven Project<\/code>.<\/p>\n<figure id=\"attachment_22983\" aria-describedby=\"caption-attachment-22983\" style=\"width: 657px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-guide-1.jpg\"><img decoding=\"async\" class=\"wp-image-22983 size-full\" src=\"http:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-guide-1.jpg\" alt=\"JavaScript Array Methods - Maven Project\" width=\"657\" height=\"690\" srcset=\"https:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-guide-1.jpg 657w, https:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-guide-1-286x300.jpg 286w\" sizes=\"(max-width: 657px) 100vw, 657px\" \/><\/a><figcaption id=\"caption-attachment-22983\" class=\"wp-caption-text\">Fig. 2: Create a Maven Project<\/figcaption><\/figure>\n<p>In the New Maven Project window, it will ask you to select the project location. By default, &#8216;Use default workspace location&#8217; will be selected. Just click on the next button to proceed.<\/p>\n<figure id=\"attachment_22984\" aria-describedby=\"caption-attachment-22984\" style=\"width: 598px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-guide-2.jpg\"><img decoding=\"async\" class=\"wp-image-22984 size-full\" src=\"http:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-guide-2.jpg\" alt=\"JavaScript Array Methods - Project Details\" width=\"598\" height=\"543\" srcset=\"https:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-guide-2.jpg 598w, https:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-guide-2-300x272.jpg 300w\" sizes=\"(max-width: 598px) 100vw, 598px\" \/><\/a><figcaption id=\"caption-attachment-22984\" class=\"wp-caption-text\">Fig. 3: Project Details<\/figcaption><\/figure>\n<p>Select the &#8216;Maven Web App&#8217; Archetype from the list of options and click next.<\/p>\n<figure id=\"attachment_22985\" aria-describedby=\"caption-attachment-22985\" style=\"width: 515px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-guide-3.jpg\"><img decoding=\"async\" class=\"wp-image-22985 size-full\" src=\"http:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-guide-3.jpg\" alt=\"JavaScript Array Methods - Archetype Selection\" width=\"515\" height=\"541\" srcset=\"https:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-guide-3.jpg 515w, https:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-guide-3-286x300.jpg 286w\" sizes=\"(max-width: 515px) 100vw, 515px\" \/><\/a><figcaption id=\"caption-attachment-22985\" class=\"wp-caption-text\">Fig. 4: Archetype Selection<\/figcaption><\/figure>\n<p>It will ask you to &#8216;Enter the group and the artifact id for the project&#8217;. We will input the details as shown in the below image. The version number will be by default: <code>0.0.1-SNAPSHOT<\/code>.<\/p>\n<figure id=\"attachment_22986\" aria-describedby=\"caption-attachment-22986\" style=\"width: 597px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-guide-4.jpg\"><img decoding=\"async\" class=\"wp-image-22986 size-full\" src=\"http:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-guide-4.jpg\" alt=\"JavaScript Array Methods - Archetype Parameters\" width=\"597\" height=\"540\" srcset=\"https:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-guide-4.jpg 597w, https:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-guide-4-300x271.jpg 300w\" sizes=\"(max-width: 597px) 100vw, 597px\" \/><\/a><figcaption id=\"caption-attachment-22986\" class=\"wp-caption-text\">Fig. 5: Archetype Parameters<\/figcaption><\/figure>\n<p>Click on Finish and the creation of a maven project is completed. If you see, it has downloaded the maven dependencies and a <code>pom.xml<\/code> file will be created. It will have the following code:<\/p>\n<p><span style=\"text-decoration: underline\"><em>pom.xml<\/em><\/span><\/p>\n<pre class=\"brush:xml; wrap-lines:false;\">&lt;project xmlns=\"http:\/\/maven.apache.org\/POM\/4.0.0\" xmlns:xsi=\"http:\/\/www.w3.org\/2001\/XMLSchema-instance\" xsi:schemaLocation=\"http:\/\/maven.apache.org\/POM\/4.0.0 http:\/\/maven.apache.org\/xsd\/maven-4.0.0.xsd\"&gt;\r\n\t&lt;modelVersion&gt;4.0.0&lt;\/modelVersion&gt;\r\n\t&lt;groupId&gt;com.javascript&lt;\/groupId&gt;\r\n\t&lt;artifactId&gt;JavaScriptArrayMethods&lt;\/artifactId&gt;\r\n\t&lt;version&gt;0.0.1-SNAPSHOT&lt;\/version&gt;\r\n\t&lt;packaging&gt;war&lt;\/packaging&gt;\r\n&lt;\/project&gt;\r\n<\/pre>\n<h2><a name=\"applicationbuilding\"><\/a>3. Application Building<\/h2>\n<p>Let us create an application to understand the basic building blocks of this tutorial.<\/p>\n<h3><a name=\"definehtml\"><\/a>3.1 Define the HTML<\/h3>\n<p>Let us write the different array functions in the <code>index.html<\/code> file. Add the following code to it:<\/p>\n<p><span style=\"text-decoration: underline\"><em>index.jsp<\/em><\/span><\/p>\n<pre class=\"brush:html; wrap-lines:false;\">&lt;!DOCTYPE html PUBLIC \"-\/\/W3C\/\/DTD HTML 4.01 Transitional\/\/EN\" \"http:\/\/www.w3.org\/TR\/html4\/loose.dtd\"&gt;\r\n&lt;html&gt;\r\n\r\n&lt;head&gt;\r\n    &lt;meta http-equiv=\"Content-Type\" content=\"text\/html; charset=ISO-8859-1\"&gt;\r\n    &lt;title&gt;Index page&lt;\/title&gt;\r\n\r\n    &lt;link rel=\"stylesheet\" href=\"https:\/\/maxcdn.bootstrapcdn.com\/bootstrap\/3.3.7\/css\/bootstrap.min.css\"&gt;\r\n\r\n    &lt;script type=\"text\/javascript\"&gt;\r\n        document.write(\"&lt;div class='container'&gt;&lt;h2 align='center' class='text-primary'&gt;JavaScript Array Methods Example&lt;\/h2&gt;&lt;hr \/&gt;&lt;\/div&gt;\");\r\n\r\n        \/\/ Array and array methods! \r\n        var myStudent = new Array(\"John\", \"Ann\", \"Aaron\", \"Edwin\", \"Elizabeth\");\r\n        Array.prototype.show = function() {\r\n            document.write(\"&lt;ul&gt;\");\r\n            for (i = 0; i &lt; this.length; i++) {\r\n                document.write(\"&lt;li&gt;\" + this[i] + \"&lt;\/li&gt;\");\r\n            }\r\n            document.write(\"&lt;\/ul&gt;\");\r\n        }\r\n\r\n        document.write(\"1. Students array: &lt;br \/&gt;\");\r\n        myStudent.show();\r\n\r\n        \/\/ length - to display the total items present in an array!\r\n        document.write(\"&lt;br \/&gt;2. Students array length= \" + myStudent.length + \"&lt;br \/&gt;\");\r\n\r\n        \/\/ sort() - sorts the array data alphabetically!\r\n        document.write(\"&lt;br \/&gt;3. Sorted students array:&lt;br \/&gt;\");\r\n        myStudent.sort();\r\n        myStudent.show();\r\n\r\n        \/\/ reverse()- reverses the array data!\r\n        document.write(\"&lt;br \/&gt;4. Reversed students array:&lt;br \/&gt;\");\r\n        myStudent.reverse();\r\n        myStudent.show();\r\n\r\n        \/\/ pop() - removes item from the end and returns value of that item!\r\n        document.write(\"&lt;br \/&gt;5. Students array after removing the last item:&lt;br \/&gt;\");\r\n        myStudent.show();\r\n        var poppedItem = myStudent.pop();\r\n        document.write(\"Popped item is= \" + poppedItem + \"&lt;br \/&gt;\");\r\n\r\n        \/\/ push() - add items to the end!\r\n        document.write(\"&lt;br \/&gt;6. Students array after push:&lt;br \/&gt;\");\r\n        myStudent.push(\"Charlotte\");\r\n        myStudent.show();\r\n\r\n        \/\/ forEach() - iterates over each item in an array!\r\n        document.write(\"7. forEach()loop function:&lt;br \/&gt;&lt;ul&gt;\");\r\n        myStudent.forEach(function(item, index) {\r\n            document.write(\"&lt;li&gt;\" + item + \" is at index= \" + index + \".&lt;\/li&gt;\");\r\n        });\r\n        document.write(\"&lt;\/ul&gt;&lt;br \/&gt;\");\r\n\r\n        \/\/ map() - return something customized for each item (creates a copy of an array)!\r\n        document.write(\"8. map() function:&lt;br \/&gt;&lt;ul&gt;\");\r\n        var array = myStudent.map(function(item) {\r\n            document.write(\"&lt;li&gt;\" + item + \" is amazing.&lt;\/li&gt;\");\r\n        });\r\n        document.write(\"&lt;\/ul&gt;&lt;br \/&gt;\");\r\n\r\n        \/\/ filter() - returns an array with items that pass the test [creates a copy]!\r\n        document.write(\"9. filter() function: \");\r\n        var filtered = myStudent.filter(function(element) {\r\n            return element.length &gt; 5;\r\n        });\r\n        document.write(filtered + \"&lt;br \/&gt;&lt;br \/&gt;\");\r\n    &lt;\/script&gt;\r\n&lt;\/head&gt;\r\n\r\n&lt;body&gt;\r\n\t&lt;!-- Do nothing --&gt;\r\n&lt;\/body&gt;\r\n\r\n&lt;\/html&gt;\r\n<\/pre>\n<h2><a name=\"applicationrun\"><\/a>4. Run the Application<\/h2>\n<p>As we are ready for all the changes, let us compile the project and deploy the application on the Tomcat7 server. To deploy the application on Tomat7, right-click on the project and navigate to <code>Run as -&gt; Run on Server<\/code>.<\/p>\n<figure id=\"attachment_22987\" aria-describedby=\"caption-attachment-22987\" style=\"width: 818px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-deploy-guide-1.jpg\"><img decoding=\"async\" class=\"wp-image-22987 size-full\" src=\"http:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-deploy-guide-1.jpg\" alt=\"JavaScript Array Methods - Deploy Application on Tomcat\" width=\"818\" height=\"407\" srcset=\"https:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-deploy-guide-1.jpg 818w, https:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-deploy-guide-1-300x149.jpg 300w, https:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-deploy-guide-1-768x382.jpg 768w\" sizes=\"(max-width: 818px) 100vw, 818px\" \/><\/a><figcaption id=\"caption-attachment-22987\" class=\"wp-caption-text\">Fig. 6: How to Deploy Application on Tomcat<\/figcaption><\/figure>\n<p>Tomcat will deploy the application in its web-apps folder and shall start its execution to deploy the project so that we can go ahead and test it in the browser.<\/p>\n<h2><a name=\"demo\"><\/a>5. Project Demo<\/h2>\n<p>Open your favorite browser and hit the following URL to display the application\u2019s index page as shown in Fig. 7.<\/p>\n<pre class=\"brush:plain; wrap-lines:false;\">http:\/\/localhost:8082\/JavaScriptArrayMethods\/<\/pre>\n<p>Server name (localhost) and port (8082) may vary as per your Tomcat configuration.<\/p>\n<figure id=\"attachment_22988\" aria-describedby=\"caption-attachment-22988\" style=\"width: 818px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-demo-guide-1.jpg\"><img decoding=\"async\" class=\"wp-image-22988 size-full\" src=\"http:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-demo-guide-1.jpg\" alt=\"JavaScript Array Methods - Index page\" width=\"818\" height=\"404\" srcset=\"https:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-demo-guide-1.jpg 818w, https:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-demo-guide-1-300x148.jpg 300w, https:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/javascript-array-methods-project-demo-guide-1-768x379.jpg 768w\" sizes=\"(max-width: 818px) 100vw, 818px\" \/><\/a><figcaption id=\"caption-attachment-22988\" class=\"wp-caption-text\">Fig. 7: Index page<\/figcaption><\/figure>\n<p>That is all for this tutorial and I hope the article served you whatever you were looking for. Happy Learning and do not forget to share!<\/p>\n<h2><a name=\"conclusion\"><\/a>6. Conclusion<\/h2>\n<p>In this section, developers learned how to create a simple application with the JavaScript language. Developers can download the sample application as an Eclipse project in the <a href=\"#projectDownload\">Downloads<\/a> section.<\/p>\n<h2><a name=\"projectDownload\"><\/a>7. Download the Eclipse Project<\/h2>\n<p>This was an example of <strong>JavaScript Array Methods<\/strong> for the beginners.<\/p>\n<div class=\"download\"><strong>Download<\/strong><br \/>\nYou can download the full source code of this example here: <a href=\"http:\/\/www.webcodegeeks.com\/wp-content\/uploads\/2018\/10\/JavaScriptArrayMethods.zip\" target=\"_blank\" rel=\"noopener\"><strong>JavaScriptArrayMethods<\/strong><\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Greetings readers, in this tutorial, we will show how to use the JavaScript scripting language and the different array methods in the javascript language. 1. Introduction JavaScript is an object-oriented programming language that allows the client-side scripting to interact with a user and deliver the dynamic pages. Most web browsers including Google Chrome, Mozilla Firefox, &hellip;<\/p>\n","protected":false},"author":2162,"featured_media":920,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[355],"class_list":["post-22981","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-javascript","tag-array"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>JavaScript Array Methods Example - Web Code Geeks - 2026<\/title>\n<meta name=\"description\" content=\"Interested to learn more about JavaScript? Then check out our detailed example on JavaScript Array Methods! 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