Press the Alt key, and hold it down. What are the criteria for a protest to be a strong incentivizing factor for policy change in China? To type a special character, using an Alt keyboard sequence: Ensure that the Num Lock key has been pressed, to activate the numeric key section of the keyboard. Definition and Usage. The result of this function will change . Find centralized, trusted content and collaborate around the technologies you use most. We do not currently allow content pasted from ChatGPT on Stack Overflow; read our policy here. How to capitalize the first character of each word in a string, Efficient method to generate UUID String in Java (UUID.randomUUID().toString() without the dashes). Programming Tutorials and Examples for Beginners, PHP Base64 Encode String Safely: Replace +, / and = Characters PHP Tutorial, Python Implements Images Base64 Encode for Beginners Python Tutorial, Best Practice to Save Python String to File Safely Python File Operation Tutorial, A Simple Guide to Detect Python String Contains Non-ASCII Characters Python Tutorial, How to Remove Special Characters From a Python String: An Introduction, Python Replace String with Case Insensitive for Beginners Python Tutorial, Improve NLTK Word Lemmatization with Parts-of Speech NLTK Tutorial, A Simple Guide to Encode and Decode HTML Entities in Python String Python Web Crawler Tutorial, OpenCV Replace a Part of Image Using Other Image or NumPy Array Python OpenCV Tutorial. What are the criteria for a protest to be a strong incentivizing factor for policy change in China? 1980s short story - disease of self absorption, MOSFET is getting very hot at high frequency PWM. Note: A novel de facto standard may not be adequate for your needs. How is this the accepted answer, it doesn't offer any solution. I have attempted with getting UUID and replace the - and pass to Base64 but its throwing exception, when it goes less than . In the Flow name field, enter a name for your flow. Return :- The resulting String. Less dense than Base64, but eliminates unwanted characters completely. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Asking for help, clarification, or responding to other answers. Something better than Base64, Strange \n in base64 encoded string in Ruby. Creating a BLOB from a Base64 string in JavaScript, Received a 'behavior reminder' from manager. arrows or bullets). Swift Problem change text color in datepicker format. Below is the UDF code being used: BASE64Encoder encoder = new BASE64Encoder (); String encoded = encoder.encode (payload.getBytes ()); // This will remove all special characters except space and period. In python, we can use base64 to encode a string and transfer it. How to achieve this, Which encoding will help me to achieve this? If you see the "cross", you're on the right track. Another quite recurrent use case is the need to clear the accents and then replace special characters with some other one, e.g. Is there any reason on passenger airliners not to have a physical lock between throttles? In this tutorial, we will introduce how to replace +, / and = characters by encoding string with php base64. that has a maximum file size with 4 GB. The Base64 term originates from a specific MIME-content transfer encoding. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Not the answer you're looking for? Base64 encode your data without hassles or decode it into a human-readable format. base64 encoding that doesn't use "+/=" (plus or equals) characters? I need to encode a string of about 1000 characters that can be any byte value (00-FF). The general rule is to choose a set of 64 characters that is both 1) part of a subset common to most encodings, and 2) also printable. While the Alt key is pressed, type the sequence of numbers (on the numeric keypad) from the Alt code in the above table. This works pretty well but we get an extra underscore character _.The diacritics on the c is conserved. gist.github.com/dotnetchris/8e99ef70a6fcb3bd445ef1f3505f7087, en.wikipedia.org/wiki/Base64#Variants_summary_table. You could use Base32 instead. Ready to optimize your JavaScript with Rust? Would salt mines, lakes or flats be reasonably found in high, snowy elevations? Asking for help, clarification, or responding to other answers. The Base64 term originates from a specific MIME-content transfer encoding. The length of this string must correspond to the length of FromCharacters. Binary Data in JSON String. The simplest option would be to encode the text to binary using UTF-8, and then convert the binary back to text as hex (two characters per byte). By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. characters of Spanish language). Base64 alphabet contains 64 characters Basic ASCII which are used to encode data. How to say "patience" in latin in the modern sense of "virtue of waiting or being able to wait"? base64 decode - problem with special characters Patrick Hi. How do I create a Java string from the contents of a file? If your application can't tolerate, There are plenty of "applications" that cannot tolerate. The only tricky part here is that the asterisk is a reserved character in Windows PowerShell; because of that we need to "escape" the character before we can perform a search-and-replace operation using that character. When these . SQL Server uses UTF-16 Little Endian only for NVARCHAR data, and even for XML. The easiest way would be to use a regular expression to match all nonalphanumeric characters and replace them with an empty string. This could be adapted to handle lower bases, but it may be sufficient as is. This conforms to rfc 4648 so should be widely understandable Share Improve this answer Follow edited Jun 16, 2013 at 10:17 answered Jan 9, 2013 at 18:29 Not sure if it was just me or something she sent to the whole team. In C#, Strings are immutable. I have a problem with Mime/base64 decoding. but some Windows-specific one like 1250) run a script to change it to UTF-8 Hi. The encoding is unable to handle the special characters (ex. Here we write two functions to improve base64 encode and decode string safely. The message gets encoded but the special character is converted to some junk value. However, the basic base64 function is not safe, as to function: This function can encode a string with base64, however, the result contains some characters, such as +, / and =. Here is an example to show how to use it. How can I convert a stack trace to a string? How can you encode a string to Base64 in JavaScript? Add a new light switch in line with another switch? Convert to BASE64 characters: tsU= BASE32. How did muzzle-loaded rifled artillery solve the problems of the hand-held rifle? Understanding The Fundamental Theorem of Calculus, Part 2, Better way to check if an element only exists in one array, Received a 'behavior reminder' from manager. Now we will replace the special character in the string with an underscore, so click on the Add an action then select Set variable action, then select the variable name 'replace special character', and in values write the below expression: replace (variables ('stringwithspecialcharacter'),item (),'_') Microsoft Flow replace all special characters Java: Different results when decoding base64 string with java.util.Base64 vs android.util.Base64. An optional argument defining the encoding used when converting characters. (The extra 65th character, "=", is used to signify a special processing function.) A word character is a character from a-z, A-Z, 0-9, including the _ (underscore) character. Basically, you just need 65 ASCII characters which are acceptable - preferably in addition to line breaks. Not the answer you're looking for? Microsoft Flow Array VariableIn this video, I go through the Append to An Array Action in Power Automate, previously known as Microsoft Flow. If you truly can only use alphanumerical characters you will have to come up with an escaping scheme that uses one of those chars for example, use 0 as the escape, and then encode the special char as a 2 char hex encoding of the ascii. Characters of the Base64 alphabet can be grouped into four groups: Uppercase letters (indices 0-25): ABCDEFGHIJKLMNOPQRSTUVWXYZ Lowercase letters (indices 26-51): abcdefghijklmnopqrstuvwxyz Digits (indices 52-61): 0123456789 Special symbols (indices 62-63): +/ It is very important to note that the Base64 letters are case sensitive. It is starting to become something of a de facto standard in cryptocurrency addresses. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. Is this an at-all realistic configuration for a DHC-2 Beaver? If you want to use python to do this, you can refer to this tutorial. In addition to the standard format specifications described in printf (1) and printf (3), printf interprets: %b expand backslash escape sequences in the corresponding argument %q quote the argument in a way that can be reused as shell input % (fmt)T output the date-time string resulting from using FMT as a format string for strftime (3) Share The String.Replace () method replaces a character or a string with another character or string in a string. TSYong Helper II Remove Special Character 12-14-2020 11:35 PM Hi All, I'm having an issue where special character is being captured in my dynamic content. Convert the following 16-bit string to BASE64 (this could occur only at the end of a file): Original binary string: 10110110 11000101. ToCharacters Type: Text constant or code The new characters with which you want to replace the FromCharacters. If your strings have to be strictly alphanumeric, then you'll need to use hex encoding (one byte becomes 2 hex digits), or roll your own encoding scheme. The encoding process represents 24-bit groups of input bits as output strings of 4 encoded characters. Site design / logo 2022 Stack Exchange Inc; user contributions licensed under CC BY-SA. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. How many transistors at minimum do you need to build a general-purpose computer? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. This will search for the (") character (to enter a double quote in a string you need to "double it"), and replace it with another one. Does balls to the wall mean full speed ahead or full speed ahead and nosedive? Does a 120cc engine burn 120cc of fuel a minute? Find centralized, trusted content and collaborate around the technologies you use most. The text is: "This is a testmail " (without the ") So on the mailserver I open the message and the body is base64 encoded and contains The feature may be used to provide fast access to a broader selection of Unicode letters typically not accessible from the keyboard, like umlauts or other diacritics. java string swap two characters. Why is the federal judiciary of the United States divided into circuits? How do I use Base64 and exclude special characters +/= from string? Some characters are utilized by URLs for special use in defining their syntax. Is there any way to handle this? ), The Wikipedia page on base64 goes into the details, including the "standard" variations used for a number of common use-cases. Effect of coal and natural gas burning on particulate matter pollution, Typesetting Malayalam in xelatex & lualatex gives error, Connecting three parallel LED strips to the same power supply. RobElliott. Adding any special characters to the above regex will skip that character. rev2022.12.9.43105. How to use a VPN to access a Russian website that is banned in the EU? A word character is any letter, decimal digit, or punctuation connector such as an underscore. To avoid +, / characters, base64 library provides url safe function. Here we use \W which remove everything that is not a word character. These would typically include characters and signs that serve a specific purpose, like mathematical operators, currency symbols, punctuation, graphic symbols (e.g. how to replace a character with another character in a string in java. Is there any reason on passenger airliners not to have a physical lock between throttles? To encode and decode a string with base64, we can read this tutorial. It's not all that difficult. Design The particular choice of characters to make up the 64 characters required for Base64 varies between implementations. The Bitcoin Address Utility is an implementation example; geared for Bitcoins. check if string has special characters java. The disadvantage with this approach is that the ratio of output characters to input bytes is not fixed. I have an original Text, that I send using outlook. There is a very good regular expression to replace characters that are not common letters or numbers, but this expression also removes accents. You could use base32 instead to be a bit more efficient, but that's likely to be significantly more work, unless you can find a library which supports it out of the box. Like @JeremyP said. I'm pretty sure there are plenty out there, but you haven't specified which platform you need this for. Can also select entire value with a single double click due to no punctuation. As Ciaran says, base64 isn't terribly hard to implement - but you may want to have a look for existing libraries which allow you to specify a custom set of characters to use. This conforms to rfc 4648 so should be widely understandable. First 128 characters in the table above is also known as the "7-bit ASCII table", since it was developed in 1963, when one byte was 7 bits long. Obtain closed paths using Tikz random decoration on circles. Why not write your own Base64 encoder/decoder, but replace those chars in your algorithm. Ruby has built-in encoding/decoding up to base 36 (26 letters and 10 numbers). Java string replace. Thanks for contributing an answer to Stack Overflow! The input is not a valid Base-64 string as it contains a non-base 64 character, Using Javascript's atob to decode base64 doesn't properly decode utf-8 strings. How can non-ASCII characters be removed from a string? String.Replace () method has two overloaded forms. It is unclear if the Base58Check encoding method will formalise across current protocols. When you are using base64 to encode a string, there are +, / and = characters in encoding result. I need to replace the characters for my full flow to work Message 3 of 10 30,297 Views 0 Kudos Reply. URL Encoding of Special Characters. So first of all you should choose which charset to use. remove any special characters from string and space with - regex in c#; Remove numbers and special characters in a string c#; removing special characters from string in c#; replace special characters .net core regex; remove special characters and space from string c#; how to remove special characters C#; c# remove special character To learn more, see our tips on writing great answers. The htmlspecialchars_decode () function converts some predefined HTML entities to characters. baHR0cHM6Ly93d3cuZXhhbXBsZS5jb20vYyVjL2MrKy8/aWQ9MSZwPTM=. Rather than invent something new, I'd use Base64.urlsafe_encode64 (and its counterpart Base64.urlsafe_decode64) which is basically base64 with + and / replaced with - and _. I am trying to get 22 char length of unique string by encoding the UUID, but all i need to have Alphanumeric, but what i am getting is with some special characters like below, FN5GEqCORP6--eXL4kJE5g IayPN1DsT5-XqUDJl6UJ-A. Actually, that's not a problem with base64, it's a problem with your application. Connect and share knowledge within a single location that is structured and easy to search. Where does the idea of selling dragon parts come from? How to save a PNG image server-side, from a base64 data URI. Spring Boot - Validations stopped working after upgrade from 2.2.5 to 2.3.0. How to set a newcommand to be incompressible by justification? For instance, 0 (A) would be encoded as "AA", 62 (+) would be encoded as "AB" and 63 (/) would be encoded as "AC". Connect and share knowledge within a single location that is structured and easy to search. RFC 4648 Base-N Encodings October 2006 A 65-character subset of US-ASCII is used, enabling 6 bits to be represented per printable character. This function is case-sensitive. Your badges and posts will all move over, and all URLs will continue to work as before. They are not safe to url. The \w metacharacter is used to find a word character. How to get an enum value from a string value in Java. CGAC2022 Day 10: Help Santa sort presents! Super User In response to Otto. Are the S&P 500 and Dow Jones Industrial Average securities? Consider some other variants: base64 Variant table from Wikipedia. Each character has its own unique code, binary value, symbol, name, and description. Base64 encoded string represents the initial string containing special characters in some charset, suitable for such special characters. Although this argument is technically optional, you are highly encouraged to specify the correct value for your code if the default_charset configuration option may be set incorrectly for the given input. Regular Expression to find special characters in string. How to set a newcommand to be incompressible by justification? It's also very possible that changing a pixel will cause additions or subtractions to parts of the header info. The problem is that you encoded a UTF-8 encoded string into Base64. If it's just those particular characters that bother you, and you can find some other characters to use instead, then how about implementing your own custom base64 module? // This will remove all special characters except space. Any character that matches this pattern is replaced by String.Empty, which is the string defined by the replacement pattern. Special characters that need to be processed in URL; WEB: Special characters needed in the URL; binascii.Error: Invalid base64-encoded string: number of data characters; Day55 - Ajax (Ajax and XML, GET request, POST request distinction, URL address bar transmission Chinese, special characters) When the URL is a parameter with special characters . Cooking roast potatoes with a slow cooked roast. How to encode a string to replace all special characters. baHR0cHM6Ly93d3cuZXhhbXBsZS5jb20vYyVjL2MrKy8_aWQ9MSZwPTM=. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. How do I convert a String to an int in Java? I don't want to use Hex because it's not dense enough. To allow additional characters in user input, add those characters to the character class in the regular expression pattern. rev2022.12.9.43105. First (and probably only) time I've ever downvoted an answer from Jon Skeet. Essentially I want alphanumeric to be used. "Any phrase" -> "Any-phrase". (TA) Is it appropriate to ignore emails from a student asking obvious questions? . Base64 alphabet characters can be grouped into four groups: Capital letters (0-25): A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Help us identify new roles for community members, Proposing a Community-Specific Closure Reason for non-English content. Sure, it will not be able to be decoded with a normal decoder, but if that's not an issue, then whyt worry about it. txt files places It shows about base64 encoding only and i have no problem with base64 encoding an image or a string For example, the filename "test \r This can be useful for populating image fields or for embedding an attachment in XML data . But, he could subst that for another char, only have to worry about 1, instead of 3 @LarryF: Padding can be omitted if length can be detected in some other way, can't it? FromCharacters Type: Text constant or code The characters that you want to replace. Base58Check is an option. From now on, you don't need to download any software for such simple tasks. (You still have a couple of non-alphanumeric characters for characters 62 and 63. If you want alphanumeric, I think it is better and is practical to use base 36. It replace all special characters from string. Pick your replacements. This function is case-sensitive. I've wanted an encoding like this for half a decade, i wish i was aware of it sooner. Help us identify new roles for community members, Proposing a Community-Specific Closure Reason for non-English content, How to generate a random alpha-numeric string. A Simple Guide to Python Base64 Encode String for Beginners - Python Tutorial However, the basic base64 function is not safe, as to function: base64.b64encode(s, altchars=None) This function can encode a string with base64, however, the result contains some characters, such as +, / and =. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. Your stated requirements are rather unusual Commons codec has a url safe version of base64, which emits - and _ instead of + and / characters, http://commons.apache.org/codec/apidocs/org/apache/commons/codec/binary/Base64.html#encodeBase64URLSafe(byte[]). Thanks but does not help me unfortunately. Also I can't remove special character only i have to replace all the special characters to maintain unique between two different strings. Our tool is free to use. How to improve base64 encode and decode string to avoid +, / and =? Does balls to the wall mean full speed ahead or full speed ahead and nosedive? The Bitcoin Address Utility is an implementation example; geared for Bitcoins. Is embedding background image data into CSS as Base64 good or bad practice? rev2022.12.9.43105. We do not currently allow content pasted from ChatGPT on Stack Overflow; read our policy here. Why does my stock Samsung Galaxy phone/tablet lack some features compared to other Samsung Galaxy models? I guess the issue you encountered is cased by ASCII. If you have no alternative suitable "funny" characters to choose from (perhaps all the other characters are invalid leaving only the 62 alphanumeric characters to choose from), you can always use an escape character for a very slight (~3/64?) If omitted, encoding defaults to the value of the default_charset configuration option. Not sure if it was just me or something she sent to the whole team, Cooking roast potatoes with a slow cooked roast. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Second, Base64 is not an encoding algorithm - it's a translation algorithm which "spreads" the value of bytes across multiple output characters: so a change in a pixel value can alter several values in the output. But I want to convert the string into a string which will have only alphanumerical letters. Help us identify new roles for community members, Proposing a Community-Specific Closure Reason for non-English content, Unable to download file with special character from Amazon S3, Convert a GUID to a shorter string using 36 character alphabet 0-9 and A-Z, How to avoid the same queue job being processed more than once when scaled across multiple dynos on Heroku. 10. We do not currently allow content pasted from ChatGPT on Stack Overflow; read our policy here. Why did the Council of Elrond debate hiding or sending the Ring away, if Sauron wins eventually in that scenario? 3 Answers Sorted by: 5 Rather than invent something new, I'd use Base64.urlsafe_encode64 (and its counterpart Base64.urlsafe_decode64) which is basically base64 with + and / replaced with - and _. Why does the USA not have a constitutional court? What is the real purpose of Base64 encoding? Delete Specials Caractres from a String in java. Appropriate translation of "puer territus pedes nudos aspicit"? Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. oracle-tech Coming soon, the Groundbreakers Developer Community will be migrating to Oracle Forums for a refreshed experience. To learn more, see our tips on writing great answers. Convert to BASE64 characters: TVqQ. Making statements based on opinion; back them up with references or personal experience. 0. That means the method does not replace characters or strings from a string. PowerApps remove special characters from string PowerApps replace double quotes PowerApps substring PowerApps replace space PowerApps replace data source PowerApps replace Line break PowerApps Replace function Powerapps Replace function helps to identify the string to replace by starting position and length. I have a string which contains special character. Making statements based on opinion; back them up with references or personal experience. ), There are a number of variations of base64, some of which don't use padding. Ready to optimize your JavaScript with Rust? The method creates and returns a new string with new characters or strings. This too could be done as a pre/post step if you don't want to write your own encoder/decoder from the ground-up. But, you better have at least 3 other chars that ARE useable in your app to represent the +/ and ='s base62 is essentially base64 but alphanumeric only. How can I convert an image into Base64 string using JavaScript? Add a new light switch in line with another switch? 1 Regex.Replace(your String, @" [^0-9a-zA-Z]+", "") Add a Grepper Answer C# queries related to "regex for replacing special characters" regex remove special characters regex to replace special characters regex name without numbers and special characters regex replace all characters regex to restrict special characters except space and . Should I give a brutally honest feedback on course evaluations? From the encode result, we can find there are not +, / and = in result. Effect of coal and natural gas burning on particulate matter pollution, No punctuation to trigger word wrap or line break in documents and emails. How to set a newcommand to be incompressible by justification? Why is Singapore considered to be a dictatorial regime and a multi-party democracy at the same time? As a native speaker why is this usage of I've so awkward? While base64 encoder/decoders are trivial, replacement subsitution can be done in a simple pre/post processing step of an existing base64 encode/decode functions (inside wrappers) -- no need to re-invent the wheel (entirely). Yes, that's right, just 64 characters is enough to encode any data, of any size. encoding. Stay tuned for additional updates. Asking for help, clarification, or responding to other answers. if you encounter > , add -1. if var != 0 then you have encounter either < either > twice.See the previous char and replace with < or >. 7-Eleven breacha team of attackers used SQL injection to penetrate corporate systems at several companies, primarily the 7-Eleven retail chain, stealing 130 million credit card numbers. Better way to check if an element only exists in one array. did anything serious ever run on the speccy? When would I give a checkpoint to my D&D party that they can return to if they die? var cleaned = stringToReplace.replace (/ [^\w\s.]/gm, '') A working example. Maybe someone can help. Yeah - the root of the issue here is that you were searching/replacing (Does yours match one of those?). The extended ASCII table contains basic characters sorted by ASCII code. Or, better yet, as Mr. Skeet points out, find an existing library with enough flexibility. -recognise the charset of the input (if it's Windows program it very well might NOT be the expected Latin1/iso-8859! CGAC2022 Day 10: Help Santa sort presents! Why is it so much harder to run on a treadmill when not holding the handlebars? src/Utils base64DecodeStringUrlSafe method Polish Characters in given/family name fields of token are wrong when decoded. How hard is . the problem with base64 as I understand it is that it includes + / and = which are characters I can not tolerate in my application. replace all occurrences of a character in a string java. MOSFET is getting very hot at high frequency PWM. How do I remove these and still make sure that my decode works in the future? I am currently using Ruby's 'base64' but the strings that are created have special characters like /+= . Assuming no padding (normally =) is required, only two non-alphanumeric characters are needed. It won't be terribly efficient, but it will just be alphanumeric. Thanks for contributing an answer to Stack Overflow! A Simple Guide to Python Base64 Encode String for Beginners Python Tutorial. How do I read / convert an InputStream into a String in Java? Connect and share knowledge within a single location that is structured and easy to search. Mark as New; Bookmark . Yea, but I'm not sure that's an assumption you'd want to makeUnless he KNOW for sure his data length will, @BairDev correct, the padding is not counted in base64. Replace Special Characters In Java using replaceAll () The syntax of the replaceAll () method is following:- public String replaceAll(String regex, String replacement) Parameter:- regex - the regular expression to which this string is to be matched; replacement - the string to be substituted for each match. Ready to optimize your JavaScript with Rust? How do I tell if this single climbing rope is still safe for use? So, decoding the Base64 gives you back the original UTF-8 sequence of bytes. Oracle Communities Log In Register Home import base64 Thanks for contributing an answer to Stack Overflow! HBGary breachhackers related to the Anonymous activist group used SQL Injection to take down the IT security company's website. To do that we simply specify the target character (an asterisk), followed by the replacement text (the @ sign). Regroup into 6-bit quantities and zero-pad as necessary: 101101 101100 010100 null. Convert the following 40-bit string to BASE32: By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Create Url For Audio FileCreate Url For Video File will sometimes glitch and take you a long time to try different solutions. Replacing special characters. Making statements based on opinion; back them up with references or personal experience. Did neanderthals need vitamin C from the diet? Base64 is a generic term for a number of similar encoding schemes that encode binary data by treating it numerically and translating it into a base-64 representation. But I have to convert the string into a string without having any special character so I used Base64 But in Base64 we are using equals to symbol (=) which is a special character. This is my dynamic expression: trim (first (skip (split (first (split (body ('Html_to_text'),'Domain ID :')),'Publisher:'),1))) The end result should be: Microsoft Windows. increase in size. Are defenders behind an arrow slit attackable? (Libraries to perform hex encoding are very common. Use 000 to mean 0. Try converting the byte array to Base64 [ ^] - that will contain only "readable" characters. @JamesQMurphy: I wouldn't answer it this way now, of course (this was over 10 years ago) - but I can't delete it as it's accepted, and there are other answers that have more detail. var cleaned = stringToReplace.replace (/ [^\w\s]/gm, '') Adding any special characters to the above regex will skip that character. Now you have a valid document in a string and you can parse with XDocument.Parse (<the string>) Friday, April 16, 2010 10:14 AM. How do I encode and decode a base64 string? Find centralized, trusted content and collaborate around the technologies you use most. Should I give a brutally honest feedback on course evaluations? HTML entities that will be decoded are: & becomes & (ampersand) " becomes " (double quote) ' becomes ' (single quote) < becomes < (less than) > becomes > (greater than) The htmlspecialchars_decode () function is the opposite of . By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. They are not safe to url. Site design / logo 2022 Stack Exchange Inc; user contributions licensed under CC BY-SA. Here \w : A word character, short for [a-zA-Z_0-9] \W : A non-word character. Encryption always produces "special characters" because it converts the input (from text or whatever it was) to a collection of bytes - which aren't characters, they are eight bit values which may contain valid characters but are more likely not to. Here is an example. Not the answer you're looking for? Actually works fine once I grabbed this from MDN to replace the window.atob / this.decode() method // https://devel. Hence, is the 8-bit version of the two-byte UTF-8 sequence for (0xC3 and 0xB9). 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. And here's a ready to go implementation of Base58 in c#. Why does the USA not have a constitutional court? Basic improvements over Base64: Only alphanumeric characters [0-9a-zA-Z] No look-alike characters: 0OIl / 0OIl No punctuation to trigger word wrap or line break in documents and emails Can also select entire value with a single double click due to no punctuation. Sure. Why does base64 encoding require padding if the input length is not divisible by 3? To learn more, see our tips on writing great answers. In computer programming, Base64 is a group of binary-to-text encoding schemes that represent binary data (more specifically, a sequence of 8-bit bytes) in sequences of 24 bits that can be represented by four 6-bit Base64 digits. Usually UTF-8 or UTF-16 will do. Is it correct to say "The glue on the back of the sticker is dying down so I can not stick the sticker to the wall"? Site design / logo 2022 Stack Exchange Inc; user contributions licensed under CC BY-SA. 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