Yup string no spaces java

Yup string no spaces java. import {Formik, Form, Field, ErrorMessage} from "formik"; import * as Yup from "yup"; const validationSchema = Yup. productName: Yup. Also you don't need to compare the result with true/false. ^[^\s]. Replace spaces with underscores. If you have any number of white space between each character of your matching string, I think you are better off removing all white spaces from the string you are trying to match before the search. length ); // Returns 5 So, despite the fact there are seven space characters, there are only five blocks of space. split( " " ); System. So, let’s start by defining some of the whitespace characters as String constants so that we can reuse them conveniently: String SPACE = " " ; String TAB = "" ; String NEW_LINE = ""; Copy. Not in a single transform. compile(new String ("^[a-zA-Z\\s]*$")); Yup is a schema builder for runtime value parsing and validation. replaceAll ("\\s","") int length=string. Finally, in Java, matches attempts to match against the entire string, so you can omit the anchors should you choose to Jan 8, 2024 · String Samples. Use the static method " StringUtils. strip() ; // Call new `String::string` method. StringBuilder output = new StringBuilder(); for (char c : inputString. Thank you!! – Nov 1, 2010 · 92. Ideally add also something like title="Insert your email without spaces" for improved Dec 11, 2018 · We can eliminate the leading and trailing spaces of a string in Java with the help of trim (). Also, if you just want to print Strings you don't really need printf. ). next(); in_array = input. StringSchema. Enter the string. Sep 23, 2014 · Looks like you want to left-pad with spaces, so perhaps you want: String. Renjith. to [hi my name is John, I live at house 32. If you want Hello to appear on the left then add a Dec 6, 2020 · 19. Note that \s is the shorthand for the whitespace character class. do. Jul 15, 2012 · A simple answer, along similar lines to the previous ones is: str. split(""); //Note this there is no delimiter for(int k=1; k < in_array. split(",")); Basically the . split("Hello World") returns "Hello" and "World"; In order to solve the mentioned case we use split method like this. URLEncoder. Nov 2, 2023 · Method 2: Using Character Class in built functions. Note: The trim () method doesn’t eliminate middle spaces. Is there a way to have Yup trim white spaces without showing a message. Nov 19, 2014 · 1. matches: boolean isWhitespace = s. By calling the trim () method, a new String object is returned. . uuid(message?: string | function): Schema Validates the value as a valid UUID via a regex. You are viewing docs for the v1. You could try something like this, to remove all the space characters and then to measure its length: string. In the case of a zip code, you could use a regex to enforce the length and limit to numeral values within the Yup. Feb 24, 2014 · I see that in many examples it is simply this: message. Apr 21, 2024 · 3. As VonC pointed out, the backslash should be escaped, because Aug 20, 2015 · 1. length; k++){ System. " Once you have that rule out of the way, you're free to allow spaces in your character class. \s denotes white-spaces and so [^\s] denotes NOT white-space. substring(0,len); } EDIT: I've written a simple code to test the concept and here what i found. String. Use &#032; for regular space. length; i++) System. Use &#160; for non-breakable whitespace. Java Program to reverse a given String with preserving the position of space - You can reverse the contents of a given String using leaving the spaces using the reverse () method of the StringBuffer class. * and trailing {@link Character#isWhitespace(int) white space} Jun 10, 2013 · I'm looking to use reg-ex to split the following string. Cannot add a new answer, and IMO the linked one is only partially related, it's possible to use the following pattern="\S+", this will prevent the browser to submit the form when the field contain a single character that is a white space. First, we need to build a few String samples that we can use as input for splitting by whitespace (s). 30s %8d %8d". cannot be changed. " dog name " -> "dog name". I used Regex to check if the user's input matches with the expected input. lang. For example, if you want to pad a string to a certain length with spaces, use something like this: String padded = String. Jun 27, 2020 · Related Articles. For example, the following two strings will be considered equal: “JACKIE CHAN” and “JAC KIE CHAN” and this may not be what we actually want. println("input must not contain spaces"); Solution 3: You can simply allow the user to enter spaces and remove them yourselves instead: input = input. Where 1$ indicates the argument index, s indicates that the argument is a String and 15 represents the minimal width of the String. 5 we can use the method java. You want to specify a particular max size for each of the fields to make sure that all of the fields line up. Oct 13, 2013 · No problem until about here. println("Please enter your May 11, 2010 · public String fillSpaces(int len) { /* the spaces string should contain spaces exceeding the max needed */ String spaces = " "; return spaces. print(" " + letter[i]); System. substring(index + 1); That's it! Dec 20, 2017 · Take your input. format method, the Apache Commons Lang StringUtils class, and the Google Guava Strings class. String searchedString = "this is {my string: } ok"; String stringToMatch = "{my string: }"; I think replacing all spaces with an empty string poses the danger of verifying the following situation (finding the two names equal): String a = "ANN MARIE O'RIORDAN" String b = "ANNMARIE O'RIORDAN" Mar 27, 2015 · 1. You could even try this expression ^[a-zA-Z\\s]*$ for checking a string with only letters and spaces (nothing else). test () method to check if a string contains whitespace. I solved this issue using Formik + Yup, they work pretty well together. Best JavaScript code snippets using yup. object({. For example StringUtils. trim (Showing top 10 results out of 315) yup ( npm) StringSchema trim. +[^\s]$. Jul 7, 2015 · How do you split a string of words and retain whitespaces? Here is the code: String words[] = s. Nov 27, 2013 · I need to recieve a integer and have it print out that number of spaces in between the letters of a name. I can use String's methods length() and charAt(i) as needed. Something in the lines of. matches("^\\s*$"); Mar 3, 2024 · We used the RegExp. Sep 26, 2023 · The trim () method in Java checks this Unicode value before and after the string, if it exists then removes the spaces and returns the omitted string. 88. Expecting proper validation of email without whitespaces with yup only. split("\\s+,\\s+") to take out the commas and surrounding whitespacing. You can create a seperate transform to use before passing the data, but its simpler to just valueToUse = userValue. The width provided will determine how many characters wide the returned string is. trim(message?: string | function): Schema Transforms string values by removing leading and trailing whitespace. of digits) with the spaces being inversely proportional to the increase in digits. Feb 20, 2024 · I have tried using various regex in yup but not working for me. name your enum constants like this "north_america ("North America")". So if I have the string: "Hello[space character][tab character]World". This method validate the name and return false if the name has nothing or has numbers or special characters: public static boolean isFullname(String str) {. replaceAll(" ",""); Feb 26, 2020 · Advertisements. No: It doesn't work in conjunction with the . Trim your string and then check it for empty string. Explanation: ^ denotes the beginning of the string. The following is not working: const schema = Yup. Numbers start with 2 (single-digit) and increase in multiples of 2 (containing n no. number() type as it wouldn't support zip codes starting with a zero 0####) Mar 18, 2021 · You can use Formik and Yup to validate and disable the submit button based on the rules , but it will not help you restrict the input , you will need to handle that in onKeyUp / onKeyPress . format("%3d", yourInteger); no first i tired String. println("helloworld\tworld"); // line 1. If I want to include some whitespace with these tokens, how would I do that? Changing: StringTokenizer t = new StringTokenizer(s,"=,;"); to this: StringTokenizer t=new StringTokenizer(s," =,;"); gives the output: helloiamthekingoftheworld 8. format only. length == 0 }); Using when Using the "when" method doesn't work anymore as it is a cyclic dependency [copied from the comment section] Dec 2, 2016 · Let's me leave an answer for some cases that you need to give left/right padding (or prefix/suffix string or spaces) before you concatenate to another string and you don't want to test length or any if condition. Join that string array back together with commas and no spaces. Basically, the motive is to support some foreign countries postal format as it should be an alphanumeric with spaces allowed. strict(true) . Solution 1: System. string(). format(String, Object) and use printf like format. The trim () in Java also helps in trimming the characters. Examplepublic class Test { public static void main (String args []) { String str = hi welcome to Tutorialspoint; String I want to write a static method that is passed a string and that checks to see if the string is made up of just letters and spaces. 0 of yup, pre-v1 docs are available Jul 19, 2009 · Learn how to validate blank space in javascript with examples and solutions from Stack Overflow community. Below are two options. split(" "); String s contains: hello world. A complete token is preceded and followed by input that matches the delimiter pattern. Use . The forward slashes / / mark the start and end of the regular expression. deleteWhitespace(String str) " on your input string & it will return you a string after removing all the white spaces from it. object(). Nov 11, 2017 · The second thing is to drop the explicit reference to the start and end of the string. coffee Feb 1, 2013 at 9:20 String. java Apr 4, 2017 · 1. Therefore, our expected result is: int EXPECTED_COUNT = 9; Copy. So (\\s)+ can be consecutive characters (1 or more) among any single white space characters (' ', '' or '\t'). Jan 8, 2024 · We should keep in mind that if we want to compare strings where spaces have a meaning, like people’s names, we shouldn’t use the methods in this article. Yup is a js object schema validator. ) String ALPHA = "\p{Alpha}"; String NUMERIC = "\d"; Jul 11, 2011 · With Java-11 and above, you can make use of the String. matches(/^\S. 2. If you have no spaces on both sides of the commas, replace the + "s with *. That's going to be implied when using matches(). The api and style is heavily inspired by Joi, which is an amazing library but generally too big and feature rich for general browser use. You could also add formatting to the Income argument so that the number is printed as desired. Sep 25, 2023 · Sep 25, 2023. Yup. Ex: ** email: yup. For example, you could use Yup's array of strings type to validate a list of email addresses or phone numbers. Any string that doesn't begin or end with a white-space will be matched. split() method will split the string according to (in this case) delimiter you are passing and will return an array of strings. We create an email field using the yup. You don't show your code, but I'm guessing this is the problem with your trim approach. find(); If you want to check if it only consists of whitespace then you can use String. answered Jan 31, 2013 at 12:01. nullable (true) . String::strip… The old String::trim method has a strange definition of whitespace. shape({. matches(expression); } answered Feb 10, 2014 at 7:45. string() . Ideally, it should not be an empty string in the middle, but contain both whitespaces: words [] should be: "hello" " " " " world. This is useful for ensuring that your code only accepts valid input. Percent-encoding, also known as URL encoding, is a mechanism for encoding information in a Uniform Resource Identifier (URI) under certain circumstances. split( " " ) but that wouldn't count consecutive spaces. e. 0. email() method. asList(str. println(" Hello Word!!"); The Dec 5, 2011 · just make your own valueOf like function in your enum class. split() to split the string by whites paces. e. If you want a column of this length with values then you can do: String. – mathematical. String result = WordUtils. If you need to check if a string contains only whitespaces, you can use ^\s*$. groups: Yup. trim () method is defined under the String class of java. 1. required("Required"), Jan 1, 2016 · One way to do this is with string format codes. The same to the selected answer, I would prefer the StringUtils of Apache Commons but using this way: Sep 26, 2013 · Sep 26, 2013 at 9:58. -> new line character. 2 I live at house 32. These use a more Unicode-savvy definition of whitespace. format("%-20s", str); In a formatter, % introduces a format sequence. /^([a-z]+[\s]*[0-9]+[\s]*)+$/i Apr 17, 2018 · @Tamlyn's answer covers the length validation aspect of the question quite well. trim("Should not start or end with a space") . defined() Consider for an example, if we have a string like 'abc def xyz', /\s/ will match the first occurrence of whitespace after c at index 3 only whereas /\s/g will match all the occurrences of whitespaces after c and f at indices 3 and 7 respectively. For example: System. Or go through this piece of code once: CharSequence inputStr = expression; Pattern pattern = Pattern. myString. Dec 6, 2015 · It looks like the first item in the example lost an empty character space as it only has 5 digits instead of 6 for the price. trim(); // creates a new string, but doesn't assign it to Jul 14, 2012 · Input, via a question, the report owner’s first name as a string. Oct 21, 2018 · java equals() method/function works perfectly with the spaces too. In the second case hello is 5 char long so there will be 3 space between hello and world. public static void printLongName(int spaces){ String name char[] letter = name. Here is an example of how to use Yup's array of strings type Mar 17, 2017 · For me I wanted a regex which supports a strings as preceding. If the method fails to find your enum it just returns the parameter. Jun 9, 2014 · 1. This means by default the delimiter pattern is "whitespace". If it does you must remove it. \s*\S. I. isNotBlank for "inspiration" and write your Jan 8, 2024 · String INPUT_STRING = " This string has nine spaces and a Tab:''"; Copy. Define a schema, transform a value to match, assert the shape of an existing value, or both. If you do not specify a max size then you will get the mis-alignment again. shape({ newPassword: Yup. capitalize(str). Jan 31, 2013 · 1. split (), but you have to utilize regular expressions. String. Use \p{Alpha} which is an alphabetic character: [\p{Lower}\p{Upper}] With the above your regular expression will be \p{Alpha}+, which matches one or more of alphabetic characters. This should yield the strings "Hello" and "World" and omit the empty space between the [space] and the [tab]. If checking for empty/blanks is going to be common then take a look at the StringUtils. System. matches(regex); While that will work, you can also replace the "0-9" reference with \d and drop the escaping of the "-". string. format method. Thanks in advance for the help. (?!\s+$) - a negative lookahead that fails the match if there are 1 or more whitespaces and end of string immediately to the right of the current location. Means it can take spaces with characters but not only blank space. Mar 18, 2018 · So, there will be 7 space in between h & w. . Yes, that would filter out the user id. I'm using yup and formik with react and typescript. You could do this: String str = ""; List<String> elephantList = Arrays. Apr 5, 2021 · const validationSchema = Yup. ABC123; ABC 123; ABC123(space) ABC 123 (space) So I ended up by writing custom regex as below. 3 days ago · Learn how to pad a String in Java with a specific character, such as zeros or spaces, using various techniques and libraries. 1 hi my name is John. split("\\s+"); This groups all white spaces as a delimiter. This removes the whitespace in the beginning but allows space at the end. edited Dec 20, 2017 at 6:01. println(); } If you don't want to escape it for some reason, then put it at either the start or the end of the character class so there is no ambiguity: [a-zA-Z0-9_-]. You can do it in an OO way with StringBuilder: public static String formatNumberWithSpaces(String inputString) {. ensure(): Schema Transforms undefined and null values to an empty string along with setting the default to an empty string. replaceAll(" ", ""); Yup is a schema builder for runtime value parsing and validation. I was thinking something like the following: (Sorry about the pseudocode) May 17, 2012 · 404. Aug 23, 2023 · 6. Use Stringutils. jar " for example. However, you seem to be after a List of Strings rather than an array, so the array must be turned Dec 7, 2014 · Then cut the space out by taking the substring up to the space, and then from the index after the space: noSpace = s. test( 'empty-check', 'Password must be at least 8 characters', password => password. The string above contains nine spaces and a tab character wrapped by single quotes. format("%" + numberOfSpaces + "s", "Hello"); which gives you numberOfSpaces-5 spaces followed by Hello. Putting it all together: "%1$15s". 1. It provides a user-friendly syntax for defining validation schemas, and a Jul 24, 2015 · I need your help in adding whitespace before a string as I need to format the String value to be in a specific position in the page. matcher(s); boolean found = matcher. We create a yup schema object, passing it the fields we want to include for form validation. println( split. Feb 14, 2020 · 1006. Yup is a JavaScript schema builder for value parsing and validation. Oct 27, 2020 · 1. It does not eliminated the middle spaces of the string. StringUtils class of commons-lang3 library such as " commons-lang3-3. encode(nomFil, "UTF-8"); See Percent encoding. print(" "+in_array[k]); } EDIT: It only prints out "My" Oct 19, 2009 · Even if you use string formatting, sometimes you still need white spaces at the beginning or the end of your string. length (); In this case, if length is greater than zero, it does contain non-space Nov 20, 2018 · You should encode nomFil if using inside URL,as:. Hope it works for you as well. Check if a String is empty (\"\") or null in Java; Java Program to Check if a String is Empty or Null; Golang program to check if a string is empty or null Nov 10, 2017 · If the amount is positive, the return string will have a space as its right-most character. For a general method we have: Nov 19, 2012 · I want to split a string like "My dog" into an array of: | M | y | space char will be in here | D | o | g | Here is my code: String []in_array; input = sc. printf(" %s", month); or. The yup transform used by formik is only for validation. Therefore, there must be at least one non-whitespace character after this point in the string. String split[]= StringUtils. Mar 29, 2021 · @E. Here, the input hello world has a white-space at index 5, and hence the conditional statement in the method hasSpace is satisfied and returns and prints the boolean value true. * Returns a string whose value is this string, with all leading. Körner yup, thank you so much! I was thinking that I would have to re-do it because the strings now do not have the whitespace, so I would have to find the index of the comma for the newly modified string. , I see stars] Note that am trying to split on digit followed by a space Aug 4, 2023 · Here, we’re using the basic Yup string email validator to check the validity of an email. matches(". *" says that there can be zero or more instances of any character in front of the space. Its array of strings type allows you to easily validate an array of strings. How can I simply replace any nbsp in a string with the n Mar 17, 2017 · A Scanner breaks its input into tokens using a delimiter pattern, which by default matches whitespace. The return type of trim () method Since Java 1. I'm in the process of creating a regex expression that removes spaces in the beginning and end. Then a replaceAll(" ", "") will bin your whitespace. * - zero or more whitespaces, a non-whitespace, and then any zero or more chars StringSchema. How do I get it to This will print exactly four spaces plus the three taken up by the month. validationSchema={Yup. groups: string[]; } I'm trying to pass a Yup schema that will validate the above: the fact that it can be an empty array (must be defined) but can also contain strings. enter image description here. $1 is for replacing the matching strings with the group #1 string (which only contains 1 white space character) of the matching type (that is the single white space character which has matched). String regex = "[0-9A-Za-z\\s\\-]+"; sampleString. It depends which you're trying to count, I guess. Define a schema, transform a value to match, validate the shape of an existing value, or both. In the following code I have given validation for required but its taking blank spaces also so I want validation for this line which will not allowed for not only space or not start with a space. It then overrides the other tokens. The trim () method accepts no parameters. g. In this case, we are going to declare a new string and then simply add every character one by one ignoring the whiteSpace for that we will use Character. Here is what I have so far: /^[^\s][a-zA-Z0-9][a-zA-Z0-9-_]*$. capitalize () to capitalise each word within the string. <input type="text" required placeholder="Lastname Firstname Middlename" id Yup array of strings Yup is a popular data validation library for JavaScript. trim () will remove leading and trailing white space, if the entire String is made of white space then this will replace all and leave an empty string. If the width is greater than the minimum number of characters needed to represent the formatted value, the returned string will be left-padded with spaces. You can use it on the server as well, but in that case you might as well just use Joi. Yup is a leaner in the same spirit without the fancy features. The javadoc for the same reads : /**. This ignores digits, underscores, whitespaces etc. matches Yup. and. " dog " -> "dog". Oct 24, 2013 · 1. Jan 15, 2019 · 0. The above solution will change like this: Apr 30, 2013 · Here ^ and $ are the beginning and end of the string anchors, respectively. – Mar 11, 2012 · You could call s. The format string "%1$15s" do the job. Right now I have it printing out one space. lang3. public String next() Finds and returns the next complete token from this scanner. After the code runs, words [] contains: "hello" "" world. For these cases, neither escaping with \, nor xml:space attribute helps. apache. This article covers the native String methods, the String. dogName. %s -> this is the second argument, Income, if income is a decimal swap with %f. ^ - start of string. May 10, 2011 · 2. You must use HTML entity &#160; for a whitespace. Method 1: adding single space in a loop: Oct 5, 2016 · 15. There are many possible ways to solve your problem. For the below example: System. I have the following as a form field type for Formik: interface FormFields {. 3 I see stars. It doesn’t replace the value of String object. replaceAll(nbsp, " "); Of course it is saying local variable nbsp not found though. The \s character is used to match spaces, tabs and newlines. Jan 15, 2017 · Assumptions: Your variable name ('a' in the assignment 'a=b') can be of length 1 or more; Your variable name ('a' in the assignment 'a=b') can not contain the space character, anything else is fine. format("%" + numberOfSpaces + "s", ""); Why do you want to generate a String of spaces of a certain length. Aug 3, 2020 · String cleanString = dirtyString. You can use Apache Commons WordUtils. Yup is a library for validating user input in JavaScript that follows a structured and declarative approach. The test() method returns true if the regular expression is matched in the string and false otherwise. For checking if a string contains whitespace use a Matcher and call its find method. May 13, 2020 · Details. Need a regular expression to check, conditionally, to make sure the first name doesn’t contain any numeric characters, numbers between 0 – 9. Oct 25, 2013 · to left pad the string with blank spaces (or special characters) using String. toCharArray(); for(int i = 0; i < letter. public static String valueOfOrDefault(String myValue) {. commons. So something like the following format is needed: "%-30. *\S$/, "Leading or trailing whitespace is not allowed")** But facing this issue. compile("\\s"); Matcher matcher = pattern. But I've found the answer after some time. 0 of yup, pre-v1 docs are available Dec 10, 2019 · Yes and no. println(" aa ". hello world. split("Hello I'm your String"); when we print the split array the output will be : This format means: %-20s -> this is the first argument, Name, left justified and padded to 20 spaces. Sep 25, 2012 · As always, it's worth checking out the Commons libraries not just for this particular issue, but for a lot of functionality. By that I mean String bar = " ba jfjf jjj j "; String[] split = bar. For more info look at section POSIX character classes (US-ASCII only) in this document. We then call the Yup isValid function on the schema object, passing it an email string. Oct 22, 2012 · Here is a cheat sheet that summarizes the various printf symbols and how to use them. print(" " + month); I would also recommend coming up with a way to do this without hard coding the spaces. The first name can not contain any white space either. lang package. String mystring = "Hello "; mystring. I'm currently testing the expression using Webstorms built in Jun 5, 2019 · This RegEx will allow neither white-space at the beginning nor at the end of your string/word. I had given the generic solution. matches() method. trim () Apr 4, 2013 · 13. trim() doesn't modify the string - it returns a new one with the spaces removed; this is because Strings in Java are immutable i. So the correct Java code is. If two string is equal then equals() will automatically return true else it will return false. Yup schema are extremely expressive and allow modeling complex, interdependent validations, or value transformations. Sandbox link to an example using Formik and Yup for validation for the email field and using onKeyPress to restrict only a-z and A-Z for the name field Mar 28, 2011 · The easiest way to do this is by using the org. Our goal is to count space characters only in the given input string. shape({ title: Yup. after that i moved into Jun 15, 2017 · you can use \\s*\\S+\\s*` \\s* match zero or more spaces \\S+ match one or more non-space characters \\s* match zero or more spaces System. string() (you wouldn't want to use a Yup. substring(0,index) + s. As discussed here, Java 11 adds new strip… methods to the String class. 3,2742039. *\\s. isWhitespace(char c). Note: you mentioned there is 6 space between h and w but I believe it will be 7 space. String expression = "^[a-zA-Z\\s]+"; return str. If you want to split the string generically (rather than trying to count characters per the other answers), you can still use String. println("input must not contain spaces"); Solution 2: System. The - means that the string will be left-justified (spaces will be added at the end of the string). toCharArray()) // Iterate over every char. Jun 6, 2022 · The regex in the answers is working fine, but when added it as condition in the code, the code is always returning false, saying it contains special characters, when all I have in the string are alphanumerics, and dots(. Pattern pattern = Pattern. Yup schema are extremely expressive and allow modeling complex, interdependent validations, or value transformation. For me it worked. * - 0 or more chars other than line break chars, as many as possible. array(). trim() yourself. I can add it if you'd reopen this question again. strip API to return a string whose value is this string, with all leading and trailing whitespace removed. Is string (hello world) has space :true. *") The first ". Check out this for a quick reference. (Note: This answer will work when you have strings like a1, a2, aaa333, etc. That gives you Apr 9, 2011 · When you take the subpattern into account, it means: "The following characters can neither be an empty string, nor a string of whitespace all the way to the end. println("helloworld world"); string. out. Output – 2: 1. I'm using the same in my program to right justify numbers. eb kb vj us ct uz eg sy go ao