Aug 3, 2020 · You can find example here. For example, it is used in email attachments, HTML images, and JSON Web Tokens (JWTs). When creating a Buffer from a string, this encoding will also correctly accept regular base64-encoded strings. Dec 9, 2015 · base64url (Node v14+): base64url encoding as specified in RFC 4648, Section 5. stringify. 9. The node:string_decoder module provides an API for decoding Buffer objects into strings in a manner that preserves encoded multi-byte UTF-8 and UTF-16 characters. How to decode Base64 data in JavaScript using built-in functions. Of course if your encoding type changes, you'd have to change this as well, and do toString('utf8') or whatever the appropriate encoding is. Enter the text you want to decode or upload a file in the input field. Source Code: lib/string_decoder. The btoa() method of the Window interface creates a Base64 -encoded ASCII string from a binary string (i. toString('ascii'); let decodedJson = JSON. Feb 2, 2023 · The secret key and secret iv are used to generate the secret hash, which is used for encryption and decryption. To encode data, specify it in the Buffer instance and string base64 encoding format, as follows. The converted bytes can be changed again into String. When I decode it, it becomes a regular string and I have to parse it myself, and I wonder whether it is possible to Mar 23, 2023 · It is commonly used to send small binary files such as images over the internet, and is also used to encode data in XML and JSON documents. 0. from('This is a buffer example. window. I have a JSON object and I'm converting it to a Buffer and doing some process here. Post and decode JSON In Node. Assign the data to encode to a variable. Internally, a Buffer object is an immutable array of integers. btoa() method to encode and transmit data which may otherwise cause communication problems, then transmit it and use the atob() method to decode the data again. 2. Manipulation: Utilize options like copy, reset, and file upload for efficient JSON data handling. e. The encoding process takes 3 bytes of binary data and maps it to 4 characters from the above set, such that a single character represents every 6 bits of binary data. base64data = new Buffer(data). Buffer objects are similar to arrays of integers from 0 to 255. parse(c) that will create an object with all the characters decoded. 9k 12 56 77. Here is my code: About. js. There are a lot of places where base64url encoding / decoding are already Aug 16, 2021 · Node js Base64 Encoding Decoding - The buffer object can be encoded and decoded into Base64 string. 0. The tracks and the MIDI events related to each track are container inside the track property. let c = JSON. toString() : null; This is works fine in another function to decode a message coming from the Google Play Store. Luckily, both btoa() and atob() are supported in all modern browsers and Node. 1. toString('utf16le') console. js are the following: 'utf8' (alias: 'utf-8'): Multi-byte encoded Unicode characters. Display base64 in console. When encoding a Buffer to a string, this encoding will omit padding. Accurately decode and interpret data with Base64 encoding. Base64 is a method of encoding data that uses 64 alphabet characters, including lowercase letters (26), uppercase letters (26), digits (10), and two more symbols. Aug 8, 2019 · Here is say my SAML Response : here You can decode any Base64 encoded data using the built-in Buffer API provided by Node. You need to use this function. Base64 encode a javascript Pure JS - no string middlestep (no atob) I write following function which convert base64 in direct way (without conversion to string at the middlestep). atob() decodes to bytes, which is compatible to browser built-in atob() (Which is absent in node. Jun 16, 2017 · Post and decode JSON In Node. from(string, "utf16le"); As you can see from that May 23, 2012 · I have a string and I want to decode into json. js is built on Google Chrome's V8 engine, which adheres to ECMA standard. As for passing the base64 encoded string, you can put it in Compose first, and then pass it in the inline code. mjs is compiled from Jun 23, 2021 · 1. Also it expands 3 bytes into 4 characters which leads to an increased data Apr 6, 2021 · and to decode it just use. An obvious method to escape binary data is to use Base64. As it turned out, all the scripts I saw here convert Cyrillic Base64 to iso-8859-1 encoding. zero or more Unicode chars in double quotes using backslash escapes) in JSON. I have tried using Buffer, but it does not show Cyrillic letters after conversion. parse() work as you'd expect the native JSON methods to, however the input or output will be Base64. (Compare the docs of Buffer. js v6. setEnvironmentVariable("userId", parseJwt(jsonData. The toString () method is used. Please note that exp or any other claim is only set if the payload is an object literal. const stringToDecode = 'Zm9vYmFy'; const decodedString = atob (stringToDecode); // 'foobar' Compatibility & older Node. I tried converting the base64 to string using Buffer and then save to excel. js supports data encoding via the global Buffer class. javascript - base64 decode like bouncy castle in Java. Here’s a code snippet translating a string in UTF8 encoding to base64: Sep 13, 2016 · Assuming you want the hexadecimal representation as a string, the window. However, if I pass a buffer: Buffer. '); console. parse() you have to know that the encoded string is actually JSON. from(report64, 'base64'). Buffer or string payloads are not checked for JSON validity. Use with caution — this doesn't validate JSON, so when using base64json. Dec 1, 2016 · @base64: The input is converted to base64 as specified by RFC 4648. The Buffer object provides Jul 20, 2021 · I am fetching data from an API in order to show sales and finance reports, but I receive a type gzip file which I managed to convert into a Uint8Array. js versions 5. toString('base64'); The generated string can now be decoded anywhere. "); let bufferedString = Buffer. The Buffer class plays a significant role in Nodejs base64 encode. onload = function(e) {. But more likely, it doesn't matter at all - as long as the base64 encoded string decodes to valid JSON, I doubt S3 cares if it has Jan 31, 2017 · 186. from() method. The decode method takes an object with a base64Text field, and returns the text represented by the Base64 encoding. stringify with some extra options to "pretty print" the output. from(request. 3 it is written in TypeScript. The buffer class can be used to encode a string into a series of bytes. Viewed 3k times 1 I am trying to post an associative array Mar 4, 2021 · 2. var obj = {. Mar 15, 2024 · Conversion: Click “Convert” to decode Base64 into JSON format. Instant Results: Upon completion, users can download the JSON file Jun 3, 2024 · The atob() method of the Window interface decodes a string of data which has been encoded using Base64 encoding. Mar 31, 2021 · Read binary file, encode it as base64 data and put this in json. Get the directory of the current file. Pass the value you want to base64-encode as the first argument and the current encoding as the second argument. Dec 13, 2021 · To quickly decode Base64 texts and convert them to JSON format, use our online Base64 to JSON converter. The following JSON object represents a MIDI file with 3 tracks and 4 events in Track 0 Nov 30, 2019 · Node. Jan 31, 2018 · base 64 encoding in javascript. latest_receipt, 'base64'). Inline code can only perform the simplest Javascript operations, we may not be able to use Buffer. This assumes pako, which is mentioned in the question: Jun 2, 2022 · I am trying to encode a text to Base64 and using NodeJS, and then while getting the data I am decoding it back from Base64. latest_receipt ? Buffer. js, you can use the Buffer class to encode and decode Base64 data without the need for the btoa() and atob() functions. base64 JSON encoded strings in nodejs. The issue is that if I pass base64 using Axios the call fails to generate a file on the API. try sending a JSON object, and parsing the image on the client side. JSON Formatter JSON Validator JSON Editor JSON Viewer JSON to XML JSON to CSV JSON to YAML JSON Pretty Print JSON Parser. Since version 3. js Mar 7, 2019 · 15. For example, this is my object: const obj = { key1: 'value1', key2: 'value2' } Dec 8, 2019 · let b = '"' + a + '"' adding " in order to make a valid stringified JSON. toString('ascii') As far as it goes to your code, its not wrong base64 conversion is right, may be there can be issue in your temporary_user_id, because of that you are getting some awkward text but conversion is done right afaik. What I have tried: const convert_to_string = Buffer. I am passing it as "base64" string through json. The encryption method is used to specify the encryption algorithm to use. jq -r 'map(. parse Sep 20, 2023 · In Node. use(express. 0 and onwards. js, Buffer is used to store binary data. The Buffer class is within the global scope in Node. js import dotenv from 'dotenv' dotenv. Hot Network Questions . Convert a file URL to an absolute path. I'm trying to decode a base64 string representing an image stored in a db. To convert a base64 string to an image in Node. 21. You forget to addEventListener and callback when upload gets done. Below is the code I tried but I'm getting [object object] when I convert back to JSON and cannot open this object. If no character encoding is specified, UTF-8 will be used as the Base64. There is no need to press a button, the JSON result will automatically appear in the Output field. Customize the settings, you can set each line to be decoded separately. 1. The claims in a JWT are encoded as a JSON object that is digitally signed using JSON Web Signature (JWS). Ask Question Asked 8 years, 4 months ago. src) of readBinary function. Thus, the encoding argument in new Buffer(base64str, 'base64') is ignored. from documentation btoa on MDN Node. access_token)); "access_token" is in my case the key of token's value in response (may differ in your case). I'm working on Node V6. Online JSON to Base64 converter to convert JSON data to Base64 encoded string. What is Base64 Encoding? Base64 is a binary-to-text encoding scheme that is commonly used to encode data, especially when that data needs to be stored and transferred over media that are designed to deal with Sep 18, 2009 · The binary data has to be escaped so that it can be placed into a string element (i. Therefore, node. I suggest you use the built-in base64 related methods in the Azure logic app first. For example, you can encode, transmit, and decode control characters such as ASCII values 0 through 31. Base64 is commonly used for data transmitting over the internet and storing data in files. In Node. Compress and decompress data with gzip. node. json({ limit: "50mb" })); app. verify is called asynchronous, secretOrPublicKey can be a function that should fetch the secret or public key. log(bufferOne); // Output: <Buffer 54 68 69 73 20 69 73 20 61 20 62 75 66 66 65 72 20 65 78 61 6d 70 6c 65 2e>. The ASCII values are converted into their 8-bit binary equivalent. Check if two objects are deeply equal. This method takes two parameters, a plain-text string, and the character encoding, and creates a buffer or binary data array for the given encoding. The method to achieve this has evolved over different Node. Base64 encode your data without hassles or decode it into a human-readable format. You can use the Window. This tools helps to convert JSON data string to Base64. Sep 25, 2019 · Yes I have looked into the npm modules, and there's only csv handler like 'csv' or 'csvtojson'. Here's an example: Sep 19, 2019 · Now I only want to call and decode the (host)value maybe using jsonObject or JSONArray; A code snippet of my Mainactivity Class; This load the server. js is via the built-in Bufferclass. atob function (available in most modern browsers) is your first step - it will convert your base64 string to an ASCII string, where each character represents one byte. 16. Jul 23, 2022 · I'm getting base64 content from the s3 bucket and I have to save the excel file in the temp directory for further processing using node. It can be accessed using: const { StringDecoder} = require ('node:string_decoder'); copy. I have used xlsx and node-xlsx npm module, but none is working. For example, UTF-8 can be specified as 'utf8', 'UTF8', or 'uTf8'. The simplest way to convert a string to Base64 encoded format in Node. In your browser’s web developer console, define the string, encode it, and display the encoded string: // Define the string var decodedStringBtoA = 'Hello World!'; // Encode the String var encodedStringBtoA = btoa( decodedStringBtoA); The output of this code is a Encode and decode base64 strings. 1 Base64 Encoding using Buffer Class. Or even better, Base64. step 1 : app. Per the comments, here's how it could work in the browser. I had encountered the same issue . Just return JSON. Convert an absolute path to a file URL. Internally, Buffer represents binary data in the form of a sequence of bytes. Now I need to change the data into JSON so I could fill the relevant fields but its not converting to JSON. Accessibility: Easily convert data between Base64 and JSON formats for various applications. I'm trying to encode an image using base64 in Node. js versions. If jwt. var origString = 'La'; Encode the data using the built-in btoa JavaScript function. I couldn't find how to convert Base64 string which contains Cyrillic and Latin letters to JSON. js is a global class and does not require an import or include As far as I can tell, it's because JSON. log(JSON. Many web pages and other document formats use UTF-8. js) base64-js; Encoding UTF-8 ⇢ base64 function b64EncodeUnicode(str) { // first we use encodeURIComponent to get percent-encoded Unicode, // then we convert the percent encodings into raw bytes which // can be fed into btoa. Buffer is available as a global object which means that you don't need to explicitly require this module in your application. Is there a way I can encode it in such as way that only my server will be able to decode it? May 12, 2010 · Base64 Win-1251 decoding for encodings other than acsi or iso-8859-1. log (data. secretOrPublicKey is a string (utf-8 encoded), buffer, or KeyObject containing either the secret for HMAC algorithms, or the PEM encoded public key for RSA and ECDSA. toString("ascii") node. Modified 1 year, 9 months ago. js, you can use the Buffer module to decode the base64 string and create the image from the decoded bytes: Jun 16, 2021 · 1. addEventListener("change", push); function getBase64(file, callback) {. If you want, you can copy the result using the Copy button. The Buffer class implements the Uint8Array API and provides Sep 7, 2022 · This tutorial explains Nodejs' significance in data encoding. Decode Base64 string in node. Moreover, Buffer objects are immutable. For example, you can achieve this in the following way: // 2: convert encoded string to buffer const binaryStrBuffer = Buffer. However, the front-end side of my web uses a base64 encoder to encode the csv file first, so the back-end side only receives a string. from(base64, 'base64') const res = zlib. Just do this and it will solve the issue. body. json on the main activity. In this tutorial, we will be using the AES-256 algorithm. from (encodedStr, 'base64' ); // 3: convert buffer to string const decoded Apr 26, 2014 · I believe you need to use encodeUriComponent(base64) before sending to server. Jul 20, 2023 · Steps of Base64 encoding: First, each character in the input text is converted to its corresponding ASCII value. In mention below example, you will learn how to extract all the values and parse a nested JSON in JavaScript. toUint8Array(pngBase64). Node JS, How to properly store Base64 String Jul 27, 2016 · I have some base64 encoded JSON, for example: eyJiYXIiOiJibGFuIn0= (this is just {"bar": "blan"}. Even though the file is created but it is corrupted. urlencoded({ limit: "50mb", extended: true })); step 2 : since you are converting the image on onChange event the file is converted to base64 . Legacy Character Encodings Dec 1, 2016 · Your approach is good, Base64 strings cannot have backslashes in them, and the rest will be escaped. Then using the Base64 table, we convert the 6-bit binary values into I have an application that renders a file on the server side. parse can tie up the current thread because it is a synchronous method. json. js using the zlib and buffer modules to decompress the Gzip data and then decode the Base64 encoded NBT (Named Binary Tag) data. Built-in Methods for Base64 Encoding. This function takes a base64-encoded string (the input parameter) and decodes it. 1 and below, as well as the modern method introduced in Node. The following example shows the basic use of the Encoding binary data as a base64 string using Node. The returned JSON object contains all the attributes of the MIDI file (format type, time division, track count ) as properties. 11. stringify() and base64json. from(splittedString[2], 'base64'). readFile(attachment, function(err, data) {. Buffer. 9. Then select the Debugger tab. May 7, 2015 · js-base64 (NPM, great for Node. parse(res)) The result is an array of objects that look like test data. The following section discusses how to use the Buffer class to encode strings in base64. Securely implement authentication with JWTs using Auth0 on any stack and any device in less than 10 minutes. Base64 index Table : 0 A 16 Q 32 g 48 w 1 B 17 R 33 h 49 x 2 C 18 S 34 i 50 y 3 D 19 T 35 j 51 z 4 E 20 U 36 k 52 0 5 F 21 V 37 l 53 1 6 G 22 W 38 m 54 2 7 H 23 X 39 n 55 3 8 I 24 Y 40 o 56 4 9 J 25 Z 41 p 57 5 10 K 26 a 42 q 58 6 11 L 27 b 43 r 59 7 12 M 28 c 44 s 60 8 13 N 29 d 45 t 61 9 14 O NOTE: In Postman I had to remove "window" from JSON. log(e. Output: Obtain the decoded JSON result, ready for further processing or download. The 64 characters used in Base64 encoding are: A-Z, a-z, 0-9, +, and /. parse(b) that will produce a partially decoded string (partially because some of the \uXXXX characters can stay in the string) let solution = JSON. 0 Popularity 1 Jun 3, 2023 · Encoding and Decoding Base64 in Node. Decode a Base64 String using CryptoJS. Dec 25, 2023 · Decode a Base64 encoded string. // config. payload could be an object literal, buffer or string representing valid JSON. 8. // console. I'm doing this on ES6 and it always returns a string. Big thanks to @jfriend00 JSON to Base64 Converter. Brief History. You can create a buffer instance using the Buffer. That means, you can use it directly without any require statement. JSON URL Encode JSON URL Decode; XML URL Encode XML URL Decode; YAML URL Encode This tool decodes JSON data encoded in base64 format back into parsable and valid JSON. Olical. atob(base64)) to make it work. Jan 28, 2024 · const buf = Buffer. js the string conversions happen using the Buffer. js, you can use the built-in Buffer class to perform Base64 encoding and decoding. from(string[, encoding])). Get the file name of the current file. Here's my code: var base64data; fs. JSON Web Token (JWT) is a compact URL-safe means of representing claims to be transferred between two parties. Note: If the decoded string is not UTF-8, the results are undefined. Apr 15, 2024 · Let’s say you have a string, "Hello World!", and wish to encode it to Base64. Here is the route on the express server: It seems that the decoding function base64_decode gets the data as a buffer. In particular, using the following code: var img = new Buffer(b64, 'base64'). Enter the JavaScript commands at the >> prompt. For your data, the command would be. If payload is not a buffer or a string, it will be coerced into a string using JSON. Node. So, plus to minus, and the forward slash "lies down" to become an underscore. Once you have the decoded NBT data, you can convert it to JSON using libraries like nbt-parser. js provides the Buffer object and a base64 encoder and decoder for this task. @base64d: The inverse of @base64, input is decoded as specified by RFC 4648. key:'value', key:'value', Nov 24, 2013 · It does not make sense to "convert" a string to UTF-8. Input Base64 Encoded Data: Users can input Base64 Encoded data directly into the converter by pasting it or uploading a file from their device. I have presented the code in a simplified form, leaving what is relevant to the question. js also has a global object JSON [docs]. from(base64data, 'base64'). The Buffer. answered Apr 27, 2011 at 9:08. const originalString = 'Hello, this is a string to encode!'; token is the JsonWebToken string. If you have binary data that you need to encode to pass to the client as JSON, you can convert it to base64, a common means on the Internet to represent eight-bit values in solely printable characters. – The alternative Base64 encoding called Base64url simply replaces those 2 troublesome characters with two safe characters. Feb 8, 2023 · Base64 encoding works by mapping binary data to 64 characters from the ASCII character set. Get the path to an executable bin file Jun 2, 2022 · I am building a proxy that needs to accept a base64 encoded image and pass it as raw bites to another API (that I don't control) using Axios and form-data. Nov 18, 2021 · Base64 Encode a Value in Node. let reader = new FileReader(); reader. Resources. js buffers accept all case variations of encoding strings that they receive. parse(yourJsonString); And it will return the object / array that was contained within the string. gunzipSync(buf). . You can use this method to encode data which may otherwise cause communication problems, transmit it, then use the Window. from(string, encoding) method and specifying the encoding to be base64 if converting from base64 to utf8. decode() decodes to UTF-8 string while Base64. js, and you want the bytes that make up that string in a particular encoding, you use: const string = "Johan Öbert"; const utf8_buffer = Buffer. Note - JSON. For example: Apr 7, 2020 · To convert a string into a Base64 encoded string, we first create a buffer from the given string using the Buffer. Here are some ways to do this Mar 29, 2023 · For instance, in the current release of Firefox, choose Tools -> Browser Tools -> Web Developer Tools. In browser, however, we use btoa and atob to convert to base64 and vice-versa. js provides a built-in functionality for base64 encoding through the Buffer class. This is Sep 24, 2019 · I'm decoding using: const latestReceipt = request. Just send the bas64 file as json and not as formData . To convert Buffer data to JSON, we need to first convert the Buffer to a string, and then parse the string to JSON. decode() function is designed to be fully compatible with atob() as described in the Jan 18, 2024 · In Node. from () method takes a string as an input and converts it into Base64. Apr 9, 2023 · Similar to encoding a base64 string, the easiest way to decode a base64-encoded string in Node. The size of the Buffer is established when it is created and cannot be modified. Conversely, the atob() method decodes a string of data which has been encoded using base-64 encoding. from method. Under the hood, base64json uses buffer and JSON3 (see Changes from Dec 13, 2023 · This article is aimed to guide you through the process of Base64 encoding in Node. toString('ascii'); I get a similar binary representation, except for the first bytes. The encode method takes an object with a text field, and returns the Base64 encoding of the text. I need to decode and download a file on the client side. let json = JSON. JSON. config() const { NODE_ENV, PORT, SECRET_KEY, SECRET_IV base64json. hex: Encode each byte as two hexadecimal characters. I thought I had it working but it attaches a 1K file that isn't exactly what I was looking for. and make joyful the hearing of my wife with your approach" mean? Feb 22, 2022 · I have an object and want to convert this to base64 format to pass in my request's header. split(". Why is base64 using CryptoJS Apr 20, 2011 · The definition of the JSON object is part of the ECMAScript 5 specification. Base64 encoding schemes are commonly used when there is a need to encode binary data, especially May 26, 2020 · So in node. atob Nov 17, 2023 · 1. parse(atob(base64)); and then postman. I'm using axios to make an http request, although I'm willing to use another library or http if need be. stringify removes whitespace while Amazon's method is preserving it. The return value is in the form of a string containing only characters in the range from U+0000 to U+00FF, each representing a binary byte with values 0x00 to 0xFF. I tried many libraries and solutions provided on SO, but I'm still unable to decode the image correctly. However, Base64 has a high processing overhead. 75. json Mar 11, 2024 · In Node. 3. The Buffer class in Node. However, there is no src member in the resData JSON after calling the function. I suggest to convert to a string first 9. Apr 7, 2024 · You can do this in Node. The character encodings currently supported by Node. js provides a native module called Buffer that can be used to perform Base64 encoding and decoding. If you have a Unicode string in Node. toString('base64'); Sep 8, 2018 · const stringObject = { elementA: stringA, elementB: stringB }; const bufferString = new Buffer(`${JSON. from(buffer) vs Buffer. It is strange that no one noticed this. stringify(bufferOne); I am currently receiving a file encoded as a base64 string as part of a json payload: simply way to handle post data/image in node js through Postman Form-Data. May 2, 2019 · The string is an encoded JSON object, how can I decode it and parse it to JSON properly? I've tried the following but the value in bufferedString is not the JSON object string. Detect when code is executed with Bun. It's used to convert complex data into simpler data that uses only these basic ASCII characters. js: Access JSON body of HTTP POST request with express. js, if you combine those two commands, you end up with a full fledged solution to get your string decoded properly, as above in the TL;DR;. 40. js cant parse a JSON string from base64 decode. Please add the following code. The base64. Now base64. from(base64FromRequest) it generates a file but it is corrupted. This is example of converting String to a Buffer and back to String: let bufferOne = Buffer. com Nov 15, 2020 · Luckily, Node. Here's an example of how to perform Base64 encoding: // Convert a string to Base64. , a string in which each character in the string is treated as a byte of binary data). Namely, a "+" is replaced with a "-" and a "/" is replaced with a "_". I'm assuming that I'm doing Apr 27, 2011 · 354. stringify(stringObject)}`); const encodedAccessToken = bufferString. So if you are planning to parse big JSON objects Jul 4, 2020 · In JavaScript, JSON objects can contain other JSON objects, nested arrays, arrays, arrays of the JSON object, and so on. In JavaScript, you can easily decode Base64 data using built-in functions, such as atob(). js is to use the built-in Buffer object. Later I want to convert the same buffer data to convert to valid JSON object. Online Base64 to JSON converter to convert Base64 encoded data to JSON data. I'd like to somehow parse-decode this into a Jun 16, 2021 · Decodes a string of data which has been encoded using base-64 encoding - Nodejs; javascript encode base64; base64 decode node to json Comment . It walks you from manual to the terminal to (simple and complex) Nodejs file encoding. parse(window. Value | @base64d)' < file. from(string, "utf8"); const utf16_buffer = Buffer. If you wanted to, you could use JSON. JS to pass along to the PostageApp API as an attachment. Jun 3, 2024 · Window: btoa () method. let splittedString = authenticationToken. The same rule applies to the opposite direction. If this does not meet your needs, you can create See full list on stackabuse. js, you may encounter scenarios where you need to decode a Base64 encoded string back into binary data. Initiate Conversion: By clicking the "Convert" button, users trigger the data conversion process, transforming Base64 to JSON format. The decoded string coming from Apple, however, is an invalid JSON object. The Buffer class provides methods for encoding and decoding data in various formats, including Base64. Here, we will cover the recommended approach for Node. How to post and parse data to node express. js). js and provide tips and tricks to avoid common errors. Meet Base64 Decode and Encode, a simple online tool that does exactly what it says: decodes from Base64 encoding as well as encodes into it quickly and easily. so just send that data as json . target); Dec 29, 2022 · How to decode base64-encoded json object string in node js Hot Network Questions What does ". The 8-bit binary data is broken into 4 segments of 6-bits each creating a sequence of 24 bits. The string was originally base64. zk gf bn be lf nq kb tk ko he