I wrote a simple serializer/deserializer that will take my Javascript object, convert this object to a xml stream and save it as a string. Go to File->New->Project, Choose Console Application. My idea was to use JavaScript to open a new window, write the XML to that window, and then the user could save the page as an XML file, but the problem with that is either a) the XML tags are not rendered in the new window, or b) when the new window is saved it includes HTML tags. Here's the thing: this whole system (html files, xml file) will always be on my local machine. Converting a Java object (a process known as serialization) to various forms such as XML, JSON, or a byte array and back into java objects is a very common requirement. In Internet Explorer, you create the object using new ActiveXObject("Msxml2. In this case, jQuery serializes the successful controls within the form. Built to solve real-world problems, it adds useful extensions to the browser scripting environment and provides elegant APIs around the clumsy interfaces of Ajax and the Document Object Model. The Element object represents an element in an XML document. JavaScript is the most popular language to create a web application with HTML and CSS, today JavaScript can execute not only in the browser but also on the server. Introduction to XML with C#. The emergence of Asynchronous JavaScript + XML (Ajax) has created a renewed enthusiasm in Web application development and is causing many architects and developers to rethink the ways in which they create Web applications. Parsing XML with Javascript and jQuery Now that the HTML5 document created and there is a HTML element to append or inject data into, we can now complete the next and final stage of this tutorial: writing Javascript and jQuery to parse XML. Those who attempted to pin point the flaws of this code and the lack of compatibility should think again. stringify( ). The Microsoft. The System. A foundation for ambitious web applications. December 21, 2005. In an HTML page, we use the DOMParser Object to convert XML, and XMLHttpRequest to load the document. stringify() method converts a JavaScript object or value to a JSON string, optionally replacing values if a replacer function is specified or optionally including only the specified properties if a replacer array is specified. Over on the Asp. Convert XML or JSON to Java Pojo Classes - Online. It works as XML Viewer, XML Formatter, XML Editor ,XML Validator. It is often necessary for a web application to pass data back and forth between the application and a server (such as MarkLogic Server), and JSON is a popular format for doing so. Free eBooks Free eBooks Learn PHP 7: Object Oriented Modular Programming using HTML5, CSS3, JavaScript, XML, JSON, and MySQL Ebook For Free Get : https://k…. JavaScript is the most popular language to create a web application with HTML and CSS, today JavaScript can execute not only in the browser but also on the server. Creating the object. parse() to convert it to an array in most newer browsers and eval() in older ones (or $. Understand objects and you will understand JavaScript. The System. Basically, you can embed some XML data in a page. When you converted it back to JSON, instead of a 1-element array, it created the object literal. XML DOM » Objects » CharacterDataThe CharacterData object is not really a DOM object as such, but rather extends the Node object with various properties and methods for manipulating text. We are the world's largest and fastest growing digital content management system for BIM objects. Say you have the. As leaders in online education and learning to code, we’ve taught over 45 million people using a tested curriculum and an interactive learning environment. It lists context-sensitive properties and methods of standard JavaScript. The Objects are organized in a hierarchy. Google ajax All mages News Shopping Maps More Settings Tools About 260,000,000 results (0. readAsDataURL() on the file, and renders a thumbnail by setting the 'src' attribute to a data URL. Evaluates an XML object and returns an integer representing the XML DOM type of the current element or attribute. Measure, monetize, advertise and improve your apps with Yahoo tools. We are the world's largest and fastest growing digital content management system for BIM objects. This approach simplifies code development, and in many cases allows problems to be identified at compile time rather than run-time. The primary new feature in Selenium 2. This will spit out the contents of the object (and nested objects) to an indented string, which is useful when trying to inspect the contents of DOM, etc. streamEncode() and works pretty quickly. Download xml2jsobj. HTML with JavaScript to load XML for dynamic update. responseXML is an XML object that can be parsed using standard DOM methods and properties. JSON: Why JSON Sucks 05 February 2017. Learn PHP 7: Object Oriented Modular Programming using HTML5, CSS3, JavaScript, XML, JSON, and MySQL [Steve Prettyman] on Amazon. Within the document ready function, it’s time to read the XML file using $. XlSourceType is the type of object that needs to be exported to HTML. innerHTML and outerHTML properties. FileReader - An object to read files with a number of methods and event handlers to interact with them. Serialization namespace provides this capability. This sample first gets employee details from MS Access database using ADO. First it creates a new Person object, passing its constructor values entered in text boxes. Provides methods to build XMLDocument objects from XML formatted strings or streams. JavaScript in Visual Studio Code. i am facing issue in converting xml to JSON using javascript SOA 12c below is the request & response. The ajax option basically inherits all of the options made available by jQuery. Gets the value of the joinColumn property. Objects can be thought of as the main actors in an application, or simply the main “things” or building blocks that do all the work. Therefore any modification you make to the returned list will be present inside the JAXB object. function ConvertToTable(targetNode) { // if the targetNode is xmlNode this line must be removed // i couldnt find a way to parse xml string to xml node // so i parse xml string to xml document targetNode = targetNode. Coding a JavaScript button by yourself. How to Convert XML to a JSON-Like JavaScript Object In my post How to Create an XML to JSON Proxy Server in PHP we created a system which translated XML messages into Ajax-ready JSON. Enter Main Pojo Class Name Select Input Type JSON XML Enter JSON or XML here Tweet: Srinivas Dasari find me. In this tutorial we use JavaScript. I used it also in XML documents when I want to make a special conversion of a node into a Javascript object:. Gets the value of the length property. JSON (JavaScript Object Mapping Between JSON and XML. XML text nodes. It is easy for humans to read and write. OK, I Understand. stringify() method converts a JavaScript object or value to a JSON string, optionally replacing values if a replacer function is specified or optionally including only the specified properties if a replacer array is specified. Ajax stands for Asynchronous JavaScript and XML. Download code samples and examples for Windows 8, Microsoft Azure, Office, SharePoint, Silverlight and other products in C#, VB. HTML with JavaScript to load XML for dynamic update. JavaScript Object Notation is a schema-less, text-based representation of structured data that is based on key-value pairs and ordered lists. I am serializing an array of objects using XML Serialization. 4 script will execute the script, and anything else will be returned as a string). Creating the object. Data can be saved in many different formats. parse , jQuery uses it to parse the string. headers – {Object} – Map of strings or functions which return strings representing HTTP headers to send to the server. The Document object has various properties that refer to other objects which allow access to and modification of document content. It is based on a subset of the JavaScript Programming Language, Standard ECMA-262 3rd Edition - December 1999. KeywordQuery (context); Then, we set the query text using the value the user entered in the textbox with set_queryText (). Objects are an integral and foundational aspect of most JavaScript programs. Although we have no reason to doubt its accuracy, No representat. The Regex class is the one you use to compile a regular expression. stringify( ). js to help you get to the interesting data faster. An attacker can abuse vulnerabilities for e. serialize() method. By default, the record set of results is loaded into a JavaScript Array object. Xml is one of the more standardized ones. GWT is the official open source project for GWT releases 2. These functions are exposed via a unified JavaScript API, allowing you to easily write one set of code to target nearly every phone or tablet on the market today and publish to their app stores. The System. Thanks for the comments and suggestions. js module that parses JavaScript objects into XML. It's a standard text-based format which shows structured data based on JavaScript object syntax. JSON stands for JavaScript Object Notation; it became popular in the '80s for being used in video games making in Atari. You can perform the opposite operation—converting a DOM tree into XML or HTML source—using the XMLSerializer interface. It acts as a list, which contains additional XML objects for each element. Learn how to work with the Object object, use Object. XML stands for Extensible Markup Language. It is based on the already successful JSON format and provides a way to help JSON data interoperate at Web-scale. GSerializer is a JavaScript class that provides methods to serialize and deserialize any JavaScript object, using an XML format. Stefan Goessner. Basically, you can embed some XML data in a page. Clear Java cache by deleting Temporary Files through the Java Control Panel. One considerable advantage of using a JSON API is its ability to provide cross-domain requests while bypassing the restrictive same domain policy of the XmlHttpRequest object. Return Value. They are not updated since 2007. Posted 4 months ago. Deserialize an Anonymous Type. JSON (JavaScript Object Notation) is a data-interchange format originally designed to pass data to and from JavaScript. Also, is this for IE only - since you are only using ActiveX?. As the display will be in the list so append the UL to the div element. The String object lets you work with a series of characters; it wraps Javascript's string primitive data type with a number of helper methods. - Andrew M. As a side note, the original plan for object detection was that it would be achieved using the language attribute of the script tag. IMPORTANT! Text is always stored in text nodes. It assumes that you are familiar with concepts such as well formed ness and the tag like nature of an XML document. By setting window. However, before an XML document can be accessed, it must be loaded into an XML DOM object. We can expose C# object to Javascript using web services. JavaScript is the most popular language to create a web application with HTML and CSS, today JavaScript can execute not only in the browser but also on the server. Each student has name, batch. Print json object back to xml. Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, PHP, Python, Bootstrap, Java and XML. In this case, the application is using the XMLHttpRequest to request the Customers. Accessing XML elements; Accessing XML attributes; Viewing XML objects; Modifying XML elements and attributes; Deleting elements and attributes; Retrieving contained elements; Creating and accessing namespaces; Mixing XML and JavaScript; XML lists; XML. The ActiveXObject() Function JScript (Microsoft's version of JavaScript) is a loosely-typed language. Having drawn an SVG in the browser, whether by hand, with D3, or using some other library, we need the XML code from the SVG element. How to Convert XML to a JSON-Like JavaScript Object In my post How to Create an XML to JSON Proxy Server in PHP we created a system which translated XML messages into Ajax-ready JSON. June 7, 2006. Join the 200,000 developers using Yahoo tools to build their app businesses. All XML elements can be accessed through the XML DOM. Creates a new SOAPBodyElement object with the specified name and adds it to this SOAPBody object. With the two other formats, only data is delivered to the browser and there scripts have to massage XML or JavaScript objects into appropriate DOM structures. That's not to say I have an overiding preference for either, it's just the way things have panned out. Parsing XML with Javascript and jQuery. location equal to a new URL, you will in turn change the current webpage to the one that is specified. Let us see how we can use XML and client side JavaScript to work. It is derived from the object literals of JavaScript, as defined in the ECMAScript Programming Language Standard, Third Edition. This new book on PHP 7 introduces writing solid, secure, object-oriented code in the new PHP 7: you will create a complete three-tier application using a natural process of building and testing modules within each tier. Apache NetBeans is free and open source and is governed by the Apache Software Foundation. Web services are taking over the world. The working of a JavaScript Button. In this case, the application is using the XMLHttpRequest to request the Customers. Learn PHP 7: Object Oriented Modular Programming using HTML5, CSS3, JavaScript, XML, JSON, and MySQL [Steve Prettyman] on Amazon. By setting window. The library is feature-rich for creating 2D outputs. headers – {Object} – Map of strings or functions which return strings representing HTTP headers to send to the server. jaxb unmarshalling example, Convert XML to Object in java, jaxb example, converting object into xml example, java architecture for xml binding example, jaxb marshalling object into xml example. JSON looks similar to JavaScript’s way of writing arrays and objects, with a few restrictions. WebDriver is designed to provide a simpler, more concise programming interface in addition to addressing some limitations in the Selenium-RC API. For efficiency, regular expressions are compiled into an internal format. The Form Object Model. The Element object. I came across a problem at work the other day that required me to convert an XML object to a string and that string back into XML. JavaScript Exercises, Practice, Solution: JavaScript is a cross-platform, object-oriented scripting language. Ben Nadel On User Experience (UX) Design, JavaScript, ColdFusion, Node. We will see how we can display the contents of an XML file using. This new book on PHP 7 introduces writing solid, secure, object-oriented code in the new PHP 7: you will create a complete three-tier application using a natural process of building and testing modules within each tier. Convert any object to XML. While the XML file's actual formatting (if present) won't display due to being opened in a text editor, you will be able to see the code that was used to create the XML file. First it creates a new Person object, passing its constructor values entered in text boxes. 1 0 R with pdflatex and luatex, @pdf. data – {string|Object} – Data to be sent as the request message data. For the sake of simplicity, we are going to create the XMLHTTPRequest object using the Firefox supported ' XMLHttpRequest()' function. Remote calls with DWR - handling the asynchronous nature of AJAX with callbacks Creating JavaScript objects to match Java objects DWR generates JavaScript proxy functions that are similar to the Java methods exposed using the element, in your dwr. By default, the record set of results is loaded into a JavaScript Array object. I looked around the a bit and found that i need to load the returned xml string into an xmlDom and i did the following:. JSON is data-oriented. obj1} with latex+dvips. Return value: Returns a string that represents the contents of the document or a node in the document. Although closely connected to JavaScript, JSON is language-independent. JSONRequest. Elements may contain attributes, other elements, or text. Wednesday, 31 August 2011 Convert XML to JSON using C#. js module that parses JavaScript objects into XML. XML is the most powerful data storage and transfer medium on the web. parse , jQuery uses it to parse the string. In this case, the application is using the XMLHttpRequest to request the Customers. I could probably/def read a text file with javascript by embedding some ruby in there but I want to know how to do it with javascript. The JavaScript language Here we learn JavaScript, starting from scratch and go on to advanced concepts like OOP. This chapter contains the following sections:. gt1329a Are you saying you have a JSON string, not the array literal you posted at first? If you have a string of JSON, you can use JSON. Since element nodes, text nodes, comments, processing instructions, etc. e: 2 text "e": "text" o. The XML DOM (Document Object Model) defines the properties and methods for accessing and editing XML. In Internet Explorer, you create the object using new ActiveXObject("Msxml2. This list permits indexed access to individual nodes as well as iteration through the collection. A factory class with static methods for creating instances of this type. The DOM APIs provide a means for JavaScript technology to navigate the content from that document and use that content to modify the DOM of the HTML page. Any object to turn into a native Array. Now, there might be a very simple way of doing this, but I don’t know it if there is. stringify() method converts a JavaScript object or value to a JSON string, optionally replacing values if a replacer function is specified or optionally including only the specified properties if a replacer array is specified. If you wanted to redirect all your visitors to www. js2xmlparser is a Node. Measure, monetize, advertise and improve your apps with Yahoo tools. However, I would not use an approach such as the one on the website you gave, but actually try to do a /semantic/ transformation. Convert XML or JSON to Java Pojo Classes - Online. location equal to a new URL, you will in turn change the current webpage to the one that is specified. The Microsoft. As noted previously, Version 6 JavaScript browsers seem to be coming together over the W3C DOM. Set HTTP request type to "GET" and also provide the name of XML file in url. You can have multiple nodes of the same name under a node, so you might consider renaming those nodes to something more appropriate such as or. net c# by one click Convert XML or JSON into a class by using visual studio is as easy as just copy and two clicks, never matter how big or how complicated is our XML or JSON. One considerable advantage of using a JSON API is its ability to provide cross-domain requests while bypassing the restrictive same domain policy of the XmlHttpRequest object. When we make the assignment, it loses its association with the Timesheet class. Convert XML into JavaScript object for Node. If you serialize an array, the root name is prefixed with "ArrayOf". 0 AJAX) in which Javascript calls a webService which returns an Xml string back. Here's an example:. Once a Date object is created, a number of methods allow you to operate on it. Convert XML to JSON with JavaScript Building Resilient Systems on AWS : Learn how to design and implement a resilient, highly available, fault-tolerant infrastructure on AWS. I could able to change this name using XMLRootAttribute object. To use JavaScript repeatedly within your site, you can either set the call for the JavaScript, or the script itself, in the head of your header. The JavaScript Translator (embedded in the browser) is responsible for translating the JavaScript code for the web browser. The two most common types of nodes are element nodes and text nodes. Introducing WebDriver¶. As for now, couple of words in defence of Xml :) Though it is possible to specify the label in embedded xml (as some samples do) usually you would design a label layout inside DYMO Label software and store the label file on the server to load it dynamically. Go to File->New->Project, Choose Console Application. The Geocoder. A brief explanation about this XML structure. Using the code. Each object is a record of a person (with a first name and a last name). Object-oriented JavaScript. Classes in javax. I generally end up using print_r() whenever I need to look up the data an object or array holds, mainly out of habit. 0 is the integration of the WebDriver API. It looks like a better fit for a key-value pair (which is essentially all that JavaScript objects are), than for an array. Integrating XML into JavaScript; The XML Object. Now DOM has come full circle as newer browsers implement the W3C Document Object Model through client-side scripting, such as JavaScript. XML is object-oriented. This tool converts JavaScript Object Notation (JSON) data structures to XML (Extensible Markup Language). For efficiency, regular expressions are compiled into an internal format. net documentation as a JSON-XML mapping:. If you want to see the XML file's formatting, try using a browser or using an XML viewer. JSON format - is the text format, which is based on Javascript syntax and used to declare object data. It is a very widely used format for exchanging data, mainly because it's easy readable for both humans and machines. It is derived from the object literals of JavaScript, as defined in the ECMAScript Programming Language Standard, Third Edition. In older Internet Explorer versions (and optionally in newer ones), if you want to build an XMLDocument object from a string, create a new XMLDocument object first, then build its contents with the loadXML method. innerHTML attribute is common, what we really need is the much less commonly supported. Using the code. How to Convert XML to a JavaScript Object. Red Hat Enterprise Linux Extras 5 The XML parsing code in Sun Java Runtime Environment JDK and JRE 6 Update 3 and earlier processes external entity references even when the "external general entities" property is false, which allows remote attackers to conduct XML external entity (XXE) attacks and cause a denial of service or access restricted resources. First it creates a new Person object, passing its constructor values entered in text boxes. API functions. w3schools. com when they arrived at your site, you would just need the script below:. picker) for jQuery and date/time/string parse/format utility (AnyTime. All modern browsers support the XMLHttpRequest object. Start with HTML, CSS, JavaScript, SQL, Python, Data Science, and more. Fortunately IE support this simple method to convert an XML Objet to a String. XML Microsoft MySQL Google hacking Transact-SQL blogging DOM tutorial regular expression jQuery CSS Security ethics WebForms drop down / select list marketing GiveCamp Blue Monday reputation data types coding standards arrays Visual Studio SQL Server API Self Employment elegance Social Media Databases REST Azure SQL web server WordPress Plugins. com"; i'd like to take this string and convert it so i can run. This tutorial assumes that you've already gone through our Node. Synopsys: A library to not only convert xml to json, but is also easy to debug (without circular errors) and recreate json back to xml. Browser plug-ins (such as RealPlayer and Adobe Acrobat), the name and version of a particular viewer’s browser, and the current date are all examples of non-HTML objects that you can work with by using JavaScript. nodes with names that can be found in the arrayTags parameter (array of tag name strings) always yeld arrays even in case of only one tag occurrence. It is easy for machines to parse and generate. convert json text into javascript object. Convert XML to Object using jQuery of plain javascript. Thus, when we want to load an external XML file using XML-DSO, we have to explicitly include the object, as well as a small bit of JavaScript to load the external XML file. The object is called XMLWriter. Loads content from a URL; XML content is returned as an XML Document object with a DOM tree built from the XML itself. JSON (or JavaScript Object Notation) is a programming language model data interchange format. Objects may be created using indentation instead of explicit braces, similar to YAML. Many methods, both in jQuery and in JavaScript in general, return objects that are array-like. In this article we will create some dummy XML and json and will try to convert them into class without writing a single property manually. The functions 'json2xml' and 'xml2json' convert from JSON to XML and back. An XML File uses Document Object Model(DOM) as the basic structure. Convert XML into JavaScript object for Node. XML is the most powerful data storage and transfer medium on the web. Build a tree in JavaScript: 10. It is a very widely used format for exchanging data, mainly because it's easy readable for both humans and machines. isArray(), and wrapping it in an array if !$. Developed since 2006. Deserialize an Object. Any+Time datepicker/timepicker/calendar widget (AnyTime. Certain HTTP methods (for example, GET) do not accept a payload. It is based on the already successful JSON format and provides a way to help JSON data interoperate at Web-scale. There are several different ways to parse an xml file. The Document Object Model, or “DOM,” is a cross-language API from the World Wide Web Consortium (W3C) for accessing and modifying XML documents. Moreover, it's the preferred way of returning data from web services as compared to using DataSets. The global object holds variables that should be available everywhere. Some may think XML is better because more objects can be modeled and it doesn't prohibit developers. It is often necessary for a web application to pass data back and forth between the application and a server (such as MarkLogic Server), and JSON is a popular format for doing so. The object representation of the XML document that was retrieved from the ValidateServlet is available to JavaScript technology code using the req. Although closely connected to JavaScript, JSON is language-independent. Browser support: Builds an XMLDocument object from the body of the server's response. headers – {Object} – Map of strings or functions which return strings representing HTTP headers to send to the server. com"; i'd like to take this string and convert it so i can run. If you have the regular expression in a string (e. JavaScript Object Notation (JSON) While both SOAP and REST use XML for interchange, JavaScript Object Notation (JSON) uses a subset of JavaScript. The DOM APIs provide a means for JavaScript technology to navigate the content from that document and use that content to modify the DOM of the. Enter Main Pojo Class Name Select Input Type JSON XML Enter JSON or XML here Tweet: Srinivas Dasari find me. Google ajax All mages News Shopping Maps More Settings Tools About 260,000,000 results (0. parse , jQuery uses it to parse the string. In this page you can convert an xml to json and viceversa. I used it also in XML documents when I want to make a special conversion of a node into a Javascript object:. Not all APIs return JSON so it is the application developers responsibility to handle the XML. It has now largely been replaced by JSON — JavaScript Object Notation — but the name sticks because "Ajax" sounds catchy. Integer: getLength (). The example below filters out images from the user's selection, calls reader. We use an object array to store different types of data in each element location. Instead of having a maven. This step-by-step article shows you how to apply an Extensible Stylesheet Language (XSL) Transformation (XSLT) to an Extensible Markup Language (XML) document by using the XslTransform class to create a new XML document. Perhaps the most significant advantage that JSON has over XML is that JSON is a subset of JavaScript, so code to parse and package it fits very naturally into JavaScript code. JSON to JavaScript. JavaScript: XML to strings and back again. Net C# class instance as an object in Javascript. Built to solve real-world problems, it adds useful extensions to the browser scripting environment and provides elegant APIs around the clumsy interfaces of Ajax and the Document Object Model. Browser plug-ins (such as RealPlayer and Adobe Acrobat), the name and version of a particular viewer’s browser, and the current date are all examples of non-HTML objects that you can work with by using JavaScript. Set HTTP request type to "GET" and also provide the name of XML file in url. Developed since 2006. Despite of having the word "XML" in its name, it can operate on any data, not only in XML format. It is a very widely used format for exchanging data, mainly because it's easy readable for both humans and machines. The folder level script places a toolbar button on the Plug-in Add-ons tools panel in both Acrobat X and Reader X. JavaScript tools and methods designed for JSON data also work with GeoJSON. This step is very easy. 4 script will execute the script, and anything else will be returned as a string). Delete, insert items in a tree: 11. In this page you can convert an xml to json and viceversa. XML File format will replicate the HTML format upon which the webpage is constructed. The folks in TIBCO’s General Interface (TIBCO GI) group handled this by persisting all data as XML, but providing a javascript API to get and set elements within those XML docs as Javascript objects and thus provide a bridge to JSON with the benefits of the native handling of XML in browsers. Objects and Arrays. Object persistence with GSerializer. I came across a problem at work the other day that required me to convert an XML object to a string and that string back into XML. A Document object represents the HTML document that is displayed in that window. It inherits from the generic Document and does not add any specific methods or properties to it: nevertheless, several algorithms behave differently with the two types of documents. JavaScript Object Notation (JSON) is a data interchange format used to represent data in the business logic running on browsers. defineProperty. Convert XML to JSON In Angular JS Angular JS is a JavaScript framework for developing applications and generally expects data to be in the form of JSON, here you'll see how to get JSON from XML. For example, a user account object may contain such data as usernames, passwords, and e-mail addresses. This step is very easy. Net MVC XML, HTML Web Service, RESTful, WCF, Android and etc. Ben Nadel On User Experience (UX) Design, JavaScript, ColdFusion, Node. It is derived from the object literals of JavaScript, as defined in the ECMAScript Programming Language Standard, Third Edition. Object Spooner is the most powerful and versatile map making tool that exists for GTA V. XML is easily readable by both humans and machines. JSON vs XML or difference between JSON and XML for beginners and professionals with examples of JSON with java, json and xml. Features Since XML is a data-interchange format, js2xmlparser is designed primarily for JSON-type objects, arrays and primitive data types, like many of the other JavaScript to XML parsers currently available for Node. You can also use other JSON library like GSON instead of Jackson to convert JSON String to Java object. XML is short for eXtensible Markup Language. June 7, 2006. You can perform the opposite operation—converting a DOM tree into XML or HTML source—using the XMLSerializer interface. I have an aspx page (asp. To request data, you must first define the information you need.