Splunk Filter Json Array

This interface is the foundation for new replication tools, such as Bi-Directional Replication which supports the creation of multi-master PostgreSQL clusters. Reading JSON Nested Array in Spark DataFrames In a previous post on JSON data, I showed how to read nested JSON arrays with Spark DataFrames. I often blog about Drupal, but recently I worked on a Splunk App, so thought about sharing my experience because it was an interesting one. JSON Source Connector can be used to extract and output JSON data stored in local JSON files, JSON data coming from REST API web service calls (Web URL) or direct JSON String (variables or DB columns). The API is accessible via https://api. You'll see hands-on examples of working with Python's built-in "json" module all the way up to encoding and decoding custom objects. If the property value is a JSON. I would like to loop into this json array. filter' in that specification. This is a user script that pretty prints JSON objects located inside Splunk events. A jq program is a “filter”: it takes an input, and produces an output. Arrays and composites are converted (recursively) to arrays and objects; otherwise, if there is a cast from the type to json, the cast function will be used to perform the conversion; otherwise, a JSON scalar value is produced. The F# JSON Type Provider is built on top of an efficient JSON parser written in F#. 2D - JSON array inside array). Top-level Non-Object, Non-Array Values¶ The old version of JSON specified by the obsolete RFC 4627 required that the top-level value of a JSON text must be either a JSON object or array (Python dict or list), and could not be a JSON null, boolean, number, or string value. The Data-to-Everything Platform, Splunk grants business leaders the ability to interact with the data behind complex business processes and customer experiences that often span disparate systems. So in this tutorial we would going to create a react native application with JSON data ListView and filter that data using PHP script. The above sort method would sort the array without any issues as it is an array of string elements. limitTo Limits an array/string, into a specified number of elements/characters. Note: filter() does not execute the function for array elements without values. If you specify an array in JSON Path field, the saved value is a comma-separated list. Upload your JSON file by clicking the green button (or paste your JSON text / URL into the textbox) (Press the cog button on the right for advanced settings). Hence sort method cannot be used directly to sort the array. In this article we learn to implement Twitter Bootstrap typeahead using an array JSON objects instead of strings. NET Documentation. Using Splunk to extract XML and JSON fields using spath, but the 5000 character limit prevents it from getting everything Some events had xml that was longer than 5000 characters, and spath wasn’t extracting all the fields I knew were in there. Many network and infrastructure devices, operating systems and applications continue to use. Splunk users can download and install the app from SplunkBase. How to Extract an Array from a JSON Object to Use in a Apply To Each but that is not identified as a parameter since its an object that has a property that has an. 17, "How to use filter to Filter a Scala Collection". Most programming languages have an easy way to convert their standard data structures into JSON, and convert JSON into their standard data structures. 4, “How to parse JSON data into an array of Scala objects. The API is accessible via https://api. Tips and Tricks mentioned in this article also apply to ODBC PowerPack API Drivers. Nowadays, we see several events being collected from various data sources in JSON format. This can be useful for performing various operations on the array. The custom visualization API has been updated for Splunk software version 6. 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. You can iterate through object properties and extract the data. In computing, JavaScript Object Notation (JSON) (/ ˈ dʒ eɪ. You can start from here. JavaScript filter or custom filter will still iterate it through. The following filter plugins are available below. If the property value is an array, the number of components is the number of elements in the array. This chapter will teach you, in 4 easy steps, how to read JSON data, using function files. To learn more, see Configure rule-based source type recognition in the Splunk Enterprise Getting Data In manual. Participant. Like JSON, BSON sup­ports the em­bed­ding of doc­u­ments and ar­rays with­in oth­er doc­u­ments and ar­rays. array Array of metrics -H "Content-Type: application/json" Response (example) { How to push data from the DNS Analytics API into Splunk 1. The hash reference will contain information about the AS such as the ASN, the CIDR prefix of the AS, the Internet Registry (RIR) number (0 through 6), the Description of the AS and the creation date for the AS. Hello Tobias, You're a tiddlytext magician. JMESPath (pronounced "james path") makes dealing with JSON data in Splunk easier by leveraging a standardized query language for JSON. FilterOperator. Recently I hit a roadblock in parsing and finding an element in a JArray object in one of the projects which I was working at my workplace. I seem to be missing that one, too. For example, if an item is { name: 'Jack', phone: '555-123-4567' } and searchText has value '555', the item will be considered a match. NET, so when we are developing applications using a. Let's start with preparing the environment to start our programming with Perl for JSON. The filter() method creates a new array by filtering out all the elements that do not pass the test implemented by the callback() function. How to Extract an Array from a JSON Object to Use in a Apply To Each but that is not identified as a parameter since its an object that has a property that has an. [(expression)] Script expressions can be used instead of explicit property names or indexes. Of course, it’s a little complicated with multiple parameters. array Array of metrics -H "Content-Type: application/json" Response (example) { How to push data from the DNS Analytics API into Splunk 1. This chapter will teach you, in 4 easy steps, how to read JSON data, using function files. This article takes a look at an exercise that explains how many ways there are to count the values in a JSON array returned from a REST API call. Standard: ECMAScript Latest Draft (ECMA-262) The definition of 'Array. How to extract fields from JSON data conforming to XDAS-v2? 2 Answers. Our requirement is to aggregate non json formatted data into JSON array and even also required to aggregate JSON formatted data. Inside this flow I have some json array like below. nimmolo changed the title JSON Filter: passing field array with request params results in mal-encoded request JSON Filter: passing field array with request params results in improperly-encoded request Jul 14, 2016. Let's start with preparing the environment to start our programming with Perl for JSON. You can even copy/paste your custom json text or open a URL. The Streaming API generates JSON output to a given stream by making a function call with one element at a time. Due to which I cannot define predefined model and execute linq queries. Description Display live data from a JSON-feed / API on your wordpress-site! Grab JSON from an URL and convert it to HTML on a WordPress-Page. Question: Tag: javascript,arrays,node. Internally, the filter() method iterates over each element of an array and pass each element to the callback() function. 5 and is now fully supported. Nested JSON data can be tricky. Generating dashboards and reports in Splunk from REST/JSON requires manual configuration of few objects: Field Aliases: Required by Splunk to get specific values from JSON arrays. For any scalar type other than a number, a Boolean, or a null value, the text representation will be used, properly. However we can use a comparer function as the argument of the ‘sort’ method to get the sorting implemented. Search data from HTML table using jQuery. The filter() method creates an array filled with all array elements that pass a test (provided as a function). Android - JSON Parser - JSON stands for JavaScript Object Notation. Other two data types (object and array) can be referred as complex data types. An action is an operation that is carried out by the workflow that is defined in a logic app. Filter objects based on tags in an array. get “firstName” where “lastName” is “Smith” - it is also possible using JSON Path filter expressions. JSONiq is a query and processing language specifically designed for the popular JSON data model. In my first, I'll create a JSON array inside my JavaScript function and add few data to it. Array Array of JSON structures containing all attributes needed to draw the glass table. Also make sure that the quotes you use are proper. I am indexing JSON data. convert json string to pojo class object in java How to convert json in to class object in C#. Azure Data Factory mapping data flow has built-in capabilities for handling JSON documents with filter. When using the double curly {{value}} notation the binding is automatically converted to JSON. I would like to convert the following json array to comma separated values i/p: }] expected o/p; String field= ID String values= 050886 , 050885 , 050884 , 050883 , 050882 ; I tried the below code. fromJson(json); json string: JSON string to deserialize. Below screenshots shows how to use MongoDB SQL Query Language (Read more here) to filter data on server side and then apply JSON Path expression to extract sub-documents or array items from MongoDB documents. Welcome to the discussion forum for the JSON:API specification! Please use this space for discussion about best practices, community, and the future of the JSON:API specification. conf is commonly used for: * Configuring line breaking for multi-line events. Here is a list I want you check. In previous articles on List and Grid, we used local data exclusively. The array_filter() function passes each value of a given array to a user defined function. When Splunk software indexes data, it parses the data stream into a series of events. Splunk search string used to filter. Cirugia cataratas, cirugia lasik. Note that since controls parameter is an array, we need to specify it using the json syntax on the command line. Processing JSON With Jackson The preceding JSON is composed of several JSON objects with name-value pairs and a phoneNumbers array. The F# JSON Type Provider is built on top of an efficient JSON parser written in F#. Raw data from HSL. Build multi-file logstash pipeline like such. Filter JSON Data With Checkboxes Using AngularJS Material UI Thursday, 24 December 2015 | Posted by Unknown In this example, if user selects check boxes ( which contains places ), user data will be filtered based on those check boxes selection. Splunk Enterprise can parse JSON logs, but they are not compatible with other Splunk Apps. When using FOR JSON PATH to turn a result set into a JSON string, SQL Server will automatically add square brackets around the JSON output as if it were an array. Instead of using for loops and if statements, you can write fluent queries to filter, sort and select the information you need. Note: filter() does not change the original array. Bind SELECT Element with JSON Array using JavaScript. I have shared few interesting articles and example on how bind data to different elements with a JSON array. I am indexing JSON data. Limit or target the data analyzed by Splunk UBA with filters. splunk-enterprise json nested-json spath parsing array search splunk-cloud field-extraction props. filter() is written similarly to map() and it also creates a new array, but its function performs a test and filters out everything that doesn't pass. This function passes each value of the input array to the callback function. For example, if an item is { name: 'Jack', phone: '555-123-4567' } and searchText has value '555', the item will be considered a match. Other two data types (object and array) can be referred as complex data types. The Data-to-Everything Platform, Splunk grants business leaders the ability to interact with the data behind complex business processes and customer experiences that often span disparate systems. Hi I have a JSON store and one of my fields in my model is an Array. JSON is built on two structures : A collection of name/value pairs. This sample loads JSON and then queries values from it using C# dynamic functionality. So for this example, the information on the ServicesDataInJson is an array of 'objects' that contains the information of our customer on each service. CSV to JSON Array - An array of CSV values where the CSV values are in an array, or a structure with column names and data as an array; CSV to JSON Column Array - An array of CSV values where each column of values are in an array; Generate JSON via Template - Using our template engine, easily customize your JSON output NEW. The JSON output from different Server APIs can range from simple to highly nested and complex. When you have a use case that you want to exclude a field for whatever reason. Learn JSON array example with object, array, schema, encode, decode, file, date etc. We’ve just added a few more we find useful. I want to store millions of time-series, where each point in time is labeled with arbitrary set of tags. Arrays, on the other hand, do not care about duplicated data, but are somewhat limited when trying to add or search for items in the array (compared to a hashtable). Working with arrays is a daily task for most developers. You can create two types of filters: Event filters to restrict event analysis based on field values. What is the best way of downloading the JSON data, which is accessible via browser from Oracle database server and store it to oracle table. This allows you to declaratively specify how to extract elements from a JSON document. json { "controls": ["1_1_2", "5_1_1"] } $ bolt plan run bolt_compliance::run --params @params. When you have a use case that you want to exclude a field for whatever reason. And one of the most common tasks is taking an array and filtering it down to a subset of the elements it contains. This chapter covers how to encode and decode JSON objects using Perl programming language. Square brackets are used to create an array of JSON objects separated by commas. Filtering Arrays with Array#filter. string Description: In its simplest form, ajax, when given as a string will simply load the data from the given remote file. {"widget": { "debug": "on", "window": { "title": "Sample Konfabulator Widget", "name": "main_window", "width": 500, "height": 500 }, "image": { "src": "Images/Sun. \$\begingroup\$ The params argument is an object passed to the RESTful API that includes the time and date ranges to report on as well as which of the sensors to report on. A common "before" filter is one which requires that a user is logged in for an action to. conf count parse arrays split index-time rest-api extract key-value line-breaking from find regex iterate timechart dbx. Use JsonP, Jackson, or even Jaxb to parse your object. TypeScript - Array filter() - filter() method creates a new array with all elements that pass the test implemented by the provided function. When using the double curly {{value}} notation the binding is automatically converted to JSON. aditya_soni You will not be able to use the add_field or split if the json filter cannot parse the message field. We're the creators of MongoDB, the most popular database for modern apps, and MongoDB Atlas, the global cloud database on AWS, Azure, and GCP. Splunk searching nested json 2 Answers. One common question we’re hearing you ask, how can key-value pairs be extracted from fields within the JSON? For. r/PowerShell: Windows PowerShell (POSH) is a command-line shell and associated scripting language created by Microsoft. Examples are provided. org is the Ruby community’s gem hosting service. When uniqueItems is set to true, the generated Java property value is of type java. Filtering Arrays with Array#filter. How to Query a JSON Column in PostgreSQL. js,request,lodash I am communicating with an API to get info on an array of ids. length-1)] which selects the last item in an array. question 2: how I can store this nested json as a multiple json events in elastic. [(expression)] Script expressions can be used instead of explicit property names or indexes. ECMAScript 2015 (6th Edition, ECMA-262) The definition of 'Array. callback is invoked only for indexes of the array which have assigned values; it is not invoked for indexes which have been deleted or which have never been assigned. In JSON, array values must be of type string, number, object, array, boolean or null. Convert JSON Data Dynamically to HTML Table. Filtering Arrays with Array#filter. Provide details and share your research! But avoid …. This chapter will teach you, in 4 easy steps, how to read JSON data, using function files. filter' in that specification. Tip: You use filter aliases because Splunk is not able. Arrays, on the other hand, do not care about duplicated data, but are somewhat limited when trying to add or search for items in the array (compared to a hashtable). Remotely Accessible. An ordered list of values. Let’s start by looking at an array of objects. The test is a function that is passed an array item and the index of the item within the array. is to filter. Jolt Transform Demo Using v0. I would like to convert the following json array to comma separated values i/p: }] expected o/p; String field= ID String values= 050886 , 050885 , 050884 , 050883 , 050882 ; I tried the below code. Using Splunk Forwarders and Logstash. Deserializes a JSON string. NET language like C#, it is important to make use. Welcome Welcome to Splunk Answers, a Q&A forum for users to find answers to questions about deploying, managing, and using Splunk products. This means that you need not change a path expression in your code if your data evolves to replace a JSON value with an array of such values, or vice versa. filter returns a new array, though. NET supports converting JSON to XML and vice versa using the XmlNodeConverter. I am open to reformatting my json document if there is a model that is more efficient to query. When OPENJSON parses a JSON array, the function returns the indexes of the elements in the JSON text as keys. 4, “How to parse JSON data into an array of Scala objects. number Format a number to a string. I have a log file with json format, and there are json arrays in it. Take into account that templating happens on the Ansible controller, not on the task’s target host, so filters also execute on the controller as they manipulate local data. More than 3 years have passed since last update. Use the split filter. 7 Response regex patterns to filter out responses; Added a custom response handler for rolling out generic JSON arrays. Deserializes a JSON string. In this tip, I want to show you a new keyword and a new function, both of which help to control JSON output. To pull data in. The function is called for each element of the array, with the element, its index, and the entire array itself as arguments. The comparison used to match path steps with the properties of the JSON expression is case-sensitive and collation-unaware (that is, a BIN2 comparison). You can then use standard Transact-SQL and built-in functions to prepare the reports. function (value, index, array): A predicate function can be used to write arbitrary filters. There isn't actually a publicly exposed function to get the data from a column based on objects at the moment (there. Connecting is the easy part. Just one question. jq is like sed for JSON data - you can use it to slice and filter and map and transform structured data with the same ease that sed, awk, grep and friends let you play with text. Search command cheatsheet Miscellaneous The iplocation command in this case will never be run on remote peers. conf count parse arrays split index-time rest-api extract key-value line-breaking from find regex iterate timechart dbx. How to preventy hyphens in fieldnames with KV_MODE JSON? 2 Answers. I can not parse a json string with nested elements into jquery Tag: javascript , jquery , ajax , json This is the top part the JSON String, I can supply the full string, but it is rather large. io) or on. 17, "How to use filter to Filter a Scala Collection". [(expression)] Script expressions can be used instead of explicit property names or indexes. To get the array output from the Filter array action, enter this expression that includes the Filter array action's name: @actionBody('Filter_array') This example uses the Office 365 Outlook Send an email action and includes the outputs from the actionBody('Filter_array') expression in the email's body: Now, manually run your logic app. Share/save your json files Powerful filter Easily find the elements you want by using the easy to use filter option. Firefox has some problems with select-background. A common use of JSON is to read data from a web server, and display the data in a web page. A compound query can specify conditions for more than one field in the collection’s documents. By using the javascript array reduce method we can easily find the count of the specified key in an array. The function calculates 40 - 100 (a - b) , and since the result is negative (-60), the sort function will sort 40 as a value lower than 100. If we have only one node, we can put it there. JSON For Absolute Beginners: Part 4 - Retrieving JSON in Oracle There's a possibility you've parachuted into this series on JSON and Oracle at this point. JSON supports all the basic data types you’d expect: numbers, strings, and boolean values, as well as arrays and hashes. Lyrics to over 20,000 hymns now available. This is an excerpt from the Scala Cookbook (partially modified for the internet). JMESPath (pronounced "james path") makes dealing with JSON data in Splunk easier by leveraging a standardized query language for JSON. I'd really love a json_parse filter. There are a few ways to loop over JavaScript Object Properties! I have found 3 ways! If you prefer a video of a explanation, Ive just created it! The Object to loop over First we need an example object to loop over. The custom visualization API has been updated for Splunk software version 6. A lot of APIs will give you responses in JSON format. In this walkthrough, you learn about some of the Microsoft Flow’s popular data operations, such as compose, join, select, filter array, create table, and parse JSON that are available to manipulate data when you create flows. While significant development in new data collection mechanisms such as pub/sub (Kafka, Google), and other API- and REST-driven methods continues, traditional syslog still plays a major role in IT Operations. Jolt Transform Demo Using v0. Cirugia cataratas, cirugia lasik. How to extract fields from JSON data conforming to XDAS-v2? 2 Answers. Learn to use JSON in your web service. My object will have array field and array can contain 100s of fields. This format is compatible not only with the Splunk Add‑On for NGINX and NGINX Plus, but also with other Splunk Apps such as Splunk Enterprise Security, Splunk IT Service Intelligence, and the Splunk App for PCI Compliance. You can try this code - it'll remove the arrow, and then you can add a background image with your arrow (I took an icon from google search, just put you icon instead) I get this on FireFox (You can use any arrow icon. jq Manual (development version) For released versions, see jq 1. We initiated cURL using curl_init. I have shared few interesting articles and example on how bind data to different elements with a JSON array. To "save" the daily volume limit, you have to filter out unwanted data before it reaches your Splunk indexer. Splunk adapter for the Juttle data flow language, with read support. JSON PARSER ONLINE is a tool which lets you parse json string into a preety and colorful json tree view. another question regarding filter scheduling ? what is the order in which the filter will be applied ? For example, there is a mutate filter which add_fileds will the fields be added to the parent event or the split event ? EDIT : Found the solution : 1. Parsing JSON Array using JArray. Also make sure that the quotes you use are proper. Assuming you're using aldeed:simple-schema and everything else is okay (which is tough to tell with only the code snippet above), it's most likely you're missing the blackbox flag in your schema definition: blackbox If you have a key with type Object, the properties of the object will be validated as. This chapter will teach you, in 4 easy steps, how to read JSON data, using function files. A candidate array is contained in a target array if and only if every element in the candidate is contained in some element of the target. Welcome to the discussion forum for the JSON:API specification! Please use this space for discussion about best practices, community, and the future of the JSON:API specification. GitHub is home to over 40 million developers working together to host and review code, manage projects, and build software together. The end-user experience would be similar to how filtering works in Excel (a column drop down filter where the user can. 2019-08-20 Set Practice. It is however, very possible to convert a json file to a javascript variable, but it's sadly not server-side, and ba. Querying JSON. If no target is specified, the source field is overwritten with the JSON text. Learn to use JSON in your web service. Currently supports Splunk 6. Learn more about actions. This function passes each value of the input array to the callback function. Search data from HTML table using jQuery. json -n localhost Splunk's HTTP Event Collector. The syntax for arrays and hashtables is a bit different in JSON. A jq program is a “filter”: it takes an input, and produces an output. When Splunk software indexes data, it parses the data stream into a series of events. Flow parse the data in to JSON, in order to use select as per your screenshoot you need to call the JSON output from filter. Participant. This is best illustrated with an example. MongoDB Source can be used to extract large amount of data from MongoDB Database. org is the Ruby community’s gem hosting service. Nested JSON data can be tricky. Instantly publish your gems and then install them. Note: When a CSS selector string is passed to. filter("myArray","mySearchText") it doesn't filter for all the items in the Array. Suggest to run it so you can see the filter output columns names and the, in select name the column as you already have it in the screenshoot then, instead of typing in the text field click on "T" on the right for the advanced editor then, call the proper column like this:. length-1)] which selects the last item in an array. More complex JSON data extractions in Excel. filter returns a new array, though. You can use condition json_exists in a CASE expression or the WHERE clause of a SELECT statement. In this tutorials we show you how to dynamically exclude JSON fields with GSON. Update a record or a list of records filtered by an encoded query string specified by the sysparm_query URL parameter. The JSON decoder extracts each the fields from the log data for comparison against the rules such that a specific Suricata decoder is not needed. Since filter accepts an Observable, and not an array, we have to convert our array of JSON objects from data. Jquery to filter a JSon array? I am working on calling a php file from a local transit. Many network and infrastructure devices, operating systems and applications continue to use. I want to read json file data with specific json object array one by one using foreach loop in ASP. You can even copy/paste your custom json text or open a URL. Splunk has built powerful capabilities to extract the data from JSON and provide the keys into field names and JSON key-values for those fields for making JSON key-value (KV) pair accessible. [(expression)] Script expressions can be used instead of explicit property names or indexes. Returns a collection of tokens that contains every token in the source collection, and the ancestors of every token in the source collection. get “firstName” where “lastName” is “Smith” - it is also possible using JSON Path filter expressions. I seem to be missing that one, too. With this serializer you can modify your exposed json object dynamically. This is an unofficial community support and discussion sub for Splunk, the big data analytics software. Use the split filter. Logstash and JSON array split [SOLVED] There is only one job array per JSON file then couple name/build with build that is an array: My filter config: filter. For more information about the KV Store, see App Key Value Store on the Splunk developer portal. Asking for help, clarification, or responding to other answers. Currently supports Splunk 6. The filter function will be passed two arguments: the current array item and its index. Usually, JSON Java libraries provide a quite simple processing flow: You should read a string (input stream, byte array etc. Of course, you can let Splunk do the auto-filtering but unwanted data are still counted to the daily volume, as it is performed after indexing. is to filter. For example, a json structure like this:. Returns a list. An action is an operation that is carried out by the workflow that is defined in a logic app. In this video we will talk about JSON, JavaScript object literals and AJAX. Set as default json handler Easily open json files from various applications by setting Json Genie as your default json handler. You want to filter the items in a collection to create a new collection that contains only the elements that match your filtering criteria. You can create a custom JsonSerializer. In JSON, array values must be of type string, number, object, array, boolean or null. A common "before" filter is one which requires that a user is logged in for an action to. JSON Data Set Sample. Praise and Worship Chorus Lyrics. Question: Tag: javascript,arrays,node. Hi Tom, I would like to store the JSON data, which is available over Internet to Oracle 12c table. Let's start by looking at an array of objects. splunk-enterprise json json-array spath search split chart table extraction join count visualization arrays javascript-sdk mvzip index configuration embedded apache_log split-indexing wmi nested sub-search subsearch links. If the user defined function allows, the current value from the array is returned into the result array. The syntax for arrays and hashtables is a bit different in JSON. $ aws ec2 describe-instances --filters "Name=instance-type,Values=t2. You have an array and want to filter out certain items. json library. A lot of APIs will give you responses in JSON format. This change adds KV Store support to the Python SDK, which includes two main pieces: 1. The JSON object has to be posted as the body (content-type is usually application/json, although not enforced). Inside this flow I have some json array like below. You'll see hands-on examples of working with Python's built-in "json" module all the way up to encoding and decoding custom objects. Splunk search string used to filter. IT issues often require a personalized solution. The Data-to-Everything Platform, Splunk grants business leaders the ability to interact with the data behind complex business processes and customer experiences that often span disparate systems. Filtering a json array using jquery grep. After that, it filters so there are only unique tags. 인티그리트 사물인터넷 플랫폼 전문기업. Bind SELECT Element with JSON Array using JavaScript. Learn JSON array example with object, array, schema, encode, decode, file, date etc. filter Select a subset of items from an array. We would need a json_array_elements_text(json), the twin of json_array_elements(json) to return proper text values from a JSON array. This topic contains 4 replies, has 3 voices, and was last updated by Quirks. Splunk REST API Modular Input v1. In previous tips, Advanced JSON Techniques in SQL Server 2016 (Part 1 and Part 2), I gave examples of several JSON functions in SQL Server 2016, as well as how to create an index for efficient searching of text within a JSON document. JavaScript Deep copy for array and object. You need to filter a list (your JSON data) like this: var oFilter = new sap. The code starts by creating an array out of the files' JSON object, next it maps through the files array and returns the value of the language key (Javascript, C, etc. Being able to dump whatever you want out as JSON and not having to worry about escaping etc. In this example, we're applying the has function to each item in the array and looking to see if there is a name property.