Post Posting Guidelines Formatting - Now. I have an array like … C# (CSharp) System.Text.RegularExpressions Regex.RemoveDuplicates - 1 examples found. How can we remove these? I need to change it to: I need to learn regex from scratch. I tried the solution on my data instead of the string hoping it work on a column but it does not work. Python How To Remove List Duplicates Reverse is a sequence of characters that forms a search pattern. \1{2,} then looks for more than 2 instances of that phrase in the string to match. Actually in the Mark function you would also tick “bookmark line”. User ID's can have numbers and letters only. Use \0 to refer to the whole match, \1 for the first capture group, \2 and so on for subsequent capture groups. After validation, I want to remove duplicates from this string, which I am doing with the following .NET code . Duplicate line 1 Unique line 1 Duplicate line 1 Duplicate line 1 It will leave duplicate lines. Form a regular expression to remove duplicate words from sentences. To remove duplicates from an array: First, convert an array of duplicates to a Set. – Baodad Dec 12 '17 at 21:18 2 2) search the array for one duplicate and store it, then search the array again to remove the duplicates, and run that process until there are no more duplicates. regex – Excel – String Remove Duplicates . Questions: I am working with some UK address data which within an Excel cell is split into its constituent parts by a comma. The strings were a result of a previous listagg() that output duplicates. I don't know of a way to do this using regular expressions without making many passes over your data. Duplicate line 1 Unique line 1 Duplicate line 1 Search and replace in Lisp that works Java Remove Duplicates From ArrayList This Java example removes duplicate elements from an ArrayList containing Strings. Find answers, ask questions, and share expertise about Alteryx Designer. A Set is a collection of unique values. Connor and Chris don't just spend all day on AskTOM. std::regex_replace() is used to replace all matches in a string, Syntax: regex_replace(subject, regex_object, replace_text) Parameters: It accepts three parameters which are described below: Subject string as the first parameter. Tick the Wrap around option and the Regular expression search mode. String can be a character sequence or regular expression. Duplicate list elements. for example: I need need to learn regex regex from scratch. See re.sub(). The Oracle documentation contains a complete SQL reference. If it is, please let us know via a Comment, https://livesql.oracle.com/apex/livesql/file/content_GB9NTIZ5FPDB21UWGLUOJ9SRJ.html. I am working on a project where i need to replace repeating words with that word. I'm working on a project and I need to remove duplicate user ID's from a concatenated list separated by commas. Get code examples like "regex replace all special characters" instantly right from your google search results with the Grepper Chrome Extension. This method utilized java.util.Setto detect duplicate characters. Hello how are you in the first line and the third line and the fifth line? The below formula works great 99% of the time, but on occasion it will remove a user that it should not. The string with the replacement text as the third parameter. Not keen on solutions that breaking the input into bits, remove the duplicates and put the rest together. The new Set will implicitly remove duplicate elements. regex: The regular expression to search text. Regular Expression to This will remove duplicates and only one the duplicates Only letters and numbers Url Validation Regex | Regular Expression - Taha In search mode check “Regular expression” and click on replace all. Unix Dos. Any ideas on how to update the regex formula? Laserfiche Pattern Matching and Regular Expressions. Return Value: Function returns a new string with the replacements applied. Console.WriteLine(Regex.Replace(input, pattern, substitution, _ RegexOptions.IgnoreCase)) End Sub End Module ' The example displays the following output: ' The dog jumped over the fence. 1) search the array to find duplicates and add them to a second array, then have a second pass to remove anything which matches the second array. For Eg: A()=(1,5,10,15,10,20,5) After removal of duplicates it should be A()=(1,5,10,15,20). Simply open the file in your favorite text editor, and do a search-and-replace searching for ^(. The regular expression pattern \b(\w+)\s\1\b is defined as shown in the following table. If you're only doing this on one file, you can use the Test tab instead of the GREP tab. Then, convert the set back to an array. I have a comma separated list of values (as one single string), which contains duplicates, and I want to remove them. Input: str = “Ram went went to to to his home” Output: Ram went to his home Click on the Replace button, several times or once only, on the Replace All button. Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. Remark: When processing on a non sorted file, all duplicated lines, but the last, are deleted! The second method we can use is to use regular expressions. Consider changing the \w+ to \.+ in your Regex. However you could use the same regex to “Mark” the line. Step 3: Remove duplicates from Pandas DataFrame. Personally I find it simpler to split out the IDs to rows using Text to Columns, then remove duplicates with Unique, then concatenate back together - I've attached a sample … 1) Remove duplicates from an array using a Set. Remove duplicates from comma separated list.yxmd, How do I colour fields in a row based on a value in another column. Therefore you should realize this since the likelihood is that that may not be the only requirement you want since all strings with characters in them may not have commas separating the … It can contain capture groups in '('parentheses')'. The regular expression pattern for which the Matches(String, Int32) method searches is defined by the call to one of the Regex class constructors. Note that for this REGEX_REPLACE technique to work for removing duplicates, the duplicate values must all be next to each other in the aggregated string. On the GREP tab, specify the folder and file mask of the files you want to delete duplicates from. If there are 3 phrases that are identical, it matches. This command would have been more logical if it had an ‘-a’ option to print all the lines in a file with the duplicates ‘squashed’ into a single line. Boundaries are needed for special cases. Remove duplicates, List. With duplicate words, I mean: The list subcommands APPEND, INSERT, FILTER, PREPEND, POP_BACK, POP_FRONT, REMOVE_AT, REMOVE_ITEM, REMOVE_DUPLICATES, REVERSE and SORT may create new values for the list within the current CMake variable scope. Remove empty lines. \1 {2,} then looks for more than 2 instances of that phrase in the string to match. * Regex - Query for removing prefix and remove duplicates I need to restart my non bad line bus or click yes. The regex object as the second parameter. Display removed. Posted by: admin April 10, 2020 Leave a comment. Invoking distinct method on this stream removes duplicate elements and returns another stream. I am working on a project where i need to replace repeating words with that word. Home » excel » regex – Excel – String Remove Duplicates. rewrite: The replacement regex for any match made by matchingRegex. You can also catch regular content via Connor's blog and Chris's blog. Regular Expression to This will remove duplicates and only one the duplicates and will at least leave on instance. How to Remove the Duplicate Line with Notepad. I am new to regex. These are the top rated real world C# (CSharp) examples of System.Text.RegularExpressions.Regex.RemoveDuplicates extracted from open source projects. VSCode find and replace expanded mode VB.NET Remove Duplicates From List Remove duplicate elements from a List with the Distinct extension method. The regular expression pattern \b(\w+)\s\1\b is defined as shown in the following table. I am new to regex. The string returned is in the same character set as source_char. Personally I find it simpler to split out the IDs to rows using Text to Columns, then remove duplicates with Unique, then concatenate back together - I've attached a sample workflow to illustrate what I mean. The regex object as the second parameter. Home » excel » regex – Excel – String Remove Duplicates. Duplicate line 1 Unique line 1 Duplicate line 1 Search and replace in Lisp that works The below “only print unique lines”, will omitt lines that have duplicates. *)(\r?\n\1)+$ and replacing with \1. It uses a HashSet in the removeDuplicates method. It can contain capture groups in '('parentheses')'. *\\b\\1\\b)"; final String input = "Goodbye bye bye world world world\n"; final String result = … var words = new HashSet < string >(); str = Regex.Replace(str, "\\w+", m => words.Add(m.Value.ToUpperInvariant()) ? Exactly what is your query and what is the error? Et voilà ! Method 4: Using java 8 streams Java 8 has introduced the concept of streams where an array can be represented as a sequence of elements and operations can be performed on those elements. For example, in “My thesis is great”, “is” wont be matched twice. This is the regex I use to remove duplicate phrases in my twitch bot: (\S+\s*)\1 {2,} (\S+\s*) looks for any string of characters that isn't whitespace, followed whitespace. Is this answer out of date? The following example uses a Set to remove duplicates from an array: I have a cell with an unknown number of strings separate by commas in a cell. the expression that you had enter so far is working good at least in many text editor but in dreamweaver. The replacement pattern is . Regular Expression :: Forward Slash And Remove Duplicates. This will also remove duplicates that are not 'next to' each other within the string. Page 3 of 3 - How to remove duplicated lines with Regex ? the expression that you had enter so far is working good at least in many text editor but in dreamweaver. A new method chars is added to java.lang.String class in java 8. chars returns a stream of characters in the string. replace(regex, rewrite, text) Arguments. Type: Regular expression replace : Search all Regular expression replace examples: Description: How to remove consecutive duplicate words in multiple files? This list have hours and information. Difficult to say what the issue is with your code without access to your data to troubleshoot - the RegEx looks fine, and worked as expected including the specific example you gave in your question. I'm assuming that the 'separator' between the words is unimportant. Thanks Very Much. - posted in Ask for Help: Just some general observations, feel free to correct me if necessary. How to write asp code to remove duplicates in an array. Regex: Take Text & Some Special Characters Between The Xml Tags Using Regex On C#.net? I'm trying to eliminate duplicate string for more than 1 occurrences along with its delimiters, but couldn't get it working. If there are 3 phrases that are identical, it matches. Leave the Replace with: zone EMPTY. Regular Expression To Remove Duplicate. For example abcx2, abcx3 would remove abcx3. Objects use a binary search to find elements to match whereas RegEx is going to use a linear character-by-character approach to match … 3) Remove extra characters at … :\\W+\\1\\b)+"; The details of the above regular expression can be understood as: “\\b”: A word boundary. I would like to scan 30000 pages for duplicate text lets say if i have "online online" i want it to become "online" and so for all the duplicates. for example: I need need to learn regex regex from scratch. So to remove those duplicate lines. Many approaches exist, and some are better than others. So check the box and install it.    TextBox1.Text = rgx.Replace(TextBox1.Text, string.Empty); The regular expression matches any instance of a word which has appeared previously in the string, using a zero-width positive look-behind assertion [1], and the replace call removes the duplicates. Thanks for being a member of the AskTOM community. SKANs approach is always going to perform far better than any approach using regular expressions. The below “only … RegEx Testing From Dan's Tools. regex = "\\b(\\w+)(? Similar to the set() command, the LIST command creates new variable values in the current scope, even if the list itself is actually defined in a parent scope. Equivalent to str.replace() or re.sub(), depending on the regex value. The regex should not treat the following as a duplicate: offspring \t offspring \r\n. The $1 references the same captured group as before. Last updated: January 14, 2021 - 10:19 am UTC, A reader, February 28, 2018 - 6:28 pm UTC, A reader, February 28, 2018 - 6:46 pm UTC. Replacement string or a callable. So I go to my plugins menu, show the plugin manager and select Text FX from the list of available plugins. Difficult to say what the issue is with your code without access to your data to troubleshoot - the RegEx looks fine, and worked as expected including the specific example you gave in your question. Introduction¶. If you want to use this regular expression to keep the first word but remove subsequent duplicate words, replace all matches with backreference 1. ... (l_string, l_regex): """Take a string, remove similar lines and replace with a summary message. $1, $2, … up to $9 is used to insert the text matched by the first nine capturing groups. Sorry Richard. Given a string str which represents a sentence, the task is to remove the duplicate words from sentences using regular expression in java.. To remove duplicate rows, you have two options: the first is to use a plugin. Parameters pat str or compiled regex. uniq -u . To change your cookie settings or find out more, click here. Load the file on the Test tab, and then click the Replace button in … View Replies View Related Remove Duplicates . Regular Expression :: Replace Method; Regular Expression :: Find And Replace; ADVERTISEMENT How To Remove Duplicates. Subscribe Subscribed. Data looks like this Use \0 to refer to the whole match, \1 for the first capture group, \2 and so on for subsequent capture groups. Looking at your desired outcome, I think you should change your regex to https?://([^/]*). I want to remove the duplicate hours, but keep the information together with the previous that has the same hour. I have a string like so: Fruit (apple) (pear) (banana) (pear/orange/apple) I need a regular expression that will parse it into the following: apple / pear / banana / orange i.e. Questions: I am working with some UK address data which within an Excel cell is split into its constituent parts by a comma. Now, we just need to replace the duplicate with one instance of the word. For more information about the elements that can form a regular expression pattern, see Regular Expression Language - Quick Reference. If you continue browsing our website, you accept these cookies. I'm also not proficient enough with Regex to modify the solutions in some of the other posts. You can use a regular expression to remove consecutive duplicated words in a line, however I don't think it's possible to remove duplicated words which are not 2) Now in a loop, remove duplicates by comparing the current character with previous character. Never would have figured that out. Because we are doing a search and replace, the line, its duplicates, and the line breaks in between them, are all deleted from the file. replace(regex, rewrite, text) Arguments. And of course, keep up to date with AskTOM via the official twitter account. Many of those strings are duplicates . Re: most efficient regex to delete duplicate words by maverick (Curate) on Aug 14, 2001 at 00:40 UTC: Here's a non regexp solution. (replace-regexp " \\ ([^ \n]+ \n \\) \\ 1+" " \\ 1") Since it doesn’t backtrack, there’s no way remove a line with more than one duplicate. If you have a file in which all lines are sorted (alphabetically or otherwise), you can easily delete (consecutive) duplicate lines. rewrite: The replacement regex for any match made by matchingRegex. Hello there, I have a story in InDesign that is a list. Purpose REGEXP_REPLACE extends the functionality of the REPLACE function by letting you search a string for a regular expression pattern. To remove duplicates from the DataFrame, you may use the following syntax that you saw at the beginning of this guide: pd.DataFrame.drop_duplicates(df) Let’s say that you want to remove the duplicates across the two columns of Color and Shape. regex: The regular expression to search text. Also, and this is probably much more complicated and might require a separate question, is it possible to to remove duplicates when: 1) one is part of a larger word: as in 7ABCDEF, 7A ... And finally, what is the mechanism of "$1$2" in RegEx.Replace(C, "$1$2"). You can rate examples to help us improve the quality of examples. This should identify all the lines in the first file (which is above the — line stated in that post. Another approach is to highlight matches by surrounding them with other characters (such as an HTML tag), so you can more easily identify them during later inspection. Here's a review of what has been a very challenging year for many. SQL & PL/SQL :: Using Regexp_replace To Eliminate Duplicate String With Delimiter Sep 11, 2013. nlp, nltk, python, regular_expression, regex. regex – Excel – String Remove Duplicates . I think that you need \.+ because you need specificity capturing alphanumeric versus just alpha. Big File Tool - Remove Duplicate Lines. The erroneous removals appear to happen when there are two usernames with the same letters, but they end in a different number. Since we want to keep the original line, but not the duplicates, we use \1 as the replacement text to put the original line back in. Using Set. (replace-regexp " \\ ([^ \n]+ \n \\) \\ 1+" " \\ 1") Since it doesn’t backtrack, there’s no way remove a line with more than one duplicate. public class … Console.WriteLine(Regex.Replace(input, pattern, substitution, _ RegexOptions.IgnoreCase)) End Sub End Module ' The example displays the following output: ' The dog jumped over the fence. Ie. Removing Duplicate Items From a String Or if video is more your thing, check out Connor's latest video and Chris's latest video from their Youtube channels. This will remove duplicates and only one the duplicates and will at least leave on instance Comments. Duplicate line 1 Unique line 1 Duplicate line 1 Duplicate line 1 It will leave duplicate lines. In this one the object was to remove duplicate lines. Posted by: admin April 10, 2020 Leave a comment. In the drop-down menu of the GREP button, select Execute. ... regex remove all / > < replace special characters in c#; ... c# find comma in text and remove; c# find duplicates in list; c# find duplicates in list of strings; Since version 6.5.2 the app has a native functionality to draw lines Simply go to Edit> Line Operations> Sort Lines as Integer AscendingThere are also other options to raffle in the same menu. $& or $0 is used to insert the whole regex match. The callable is passed the regex match object and must return a replacement string to be used. I can identify the repeating words using the following regex \b(\w+)\b[\s\r\n]*(\l[\s\r\n])+ This site uses different types of cookies, including analytics and functional cookies (its own and from other sites). By default, the function returns source_char with every occurrence of the regular expression pattern replaced with replace_string. Using Java you can use a lookahead to remove all the words that have same matched word ahead using a back-reference: final String regex = "\\b (\\w+)\\b\\s* (?=. “\\w+” A word character: [a-zA-Z_0-9] A List contains duplicate elements, but these are not needed. repl str or callable. For that, toggle the replace mode (click the right arrow) and type in $1. I need to change it to: I need to learn regex from scratch. asked on February 2, 2017 Hello, I have a folder where I have some duplicates which I've already removed, but I'm left with a ton of filenames with the appending (2) or (3) such as USING REGEXP_REPLACE to remove duplicates The AskTOM team is taking a break over the holiday season, so we're not taking questions or responding to comments. Since it is one thing to remove duplicate characters and another to restructure the string so that a specific character, in this case a comma, is between all other characters. Toggle navigation. separate them all by a forward slash and remove duplicates. I need a regex that will find duplicate words between the tabulation character (\t) and the end of the line (\r\n), keep one occurrence of them and remove the rest of the duplicates. So this is my first text, as you can see, we have three duplicate nodes here. The reason why is because ([^/]*/) this part of the regex requires that your text ends with a /. with data(val) as ( select 'CAO,CHEN,China,China,Fu,Fu,MA,Fu,China' from dual ) select val, regexp_replace(val, '([^,]+)(,\1)+', '\1') from data; -- this only covers the duplicates occurring right next to each other Expected Result: RegEx can be used to check if a string contains the I can identify the repeating words using the following regex \b(\w+)\b[\s\r\n]*(\l[\s\r\n])+ In ArrayLists we often find duplicate elements. Examples: Input: str = “Good bye bye world world” Output: Good bye world Explanation: We remove the second occurrence of bye and world from Good bye bye world world. m.Value : String.Empty); But as an output I get 229911;;;;229945;565657;. Increment Regex Match Using Regex.Replace; Regex Builder That Actually BUILDS RegEx From A Highlight; How To FileInfo Before, Delete Or SHIFT + DELETE, Process Final Delete Of File; Remove Duplicate Items But Leave At Least One Of The Duplicate Items In The List? This is the regex I use to remove duplicate phrases in my twitch bot: (\S+\s*)\1{2,} (\S+\s*) looks for any string of characters that isn't whitespace, followed whitespace. Updated February 2, 2017. If you continue browsing our website, you can see, we have three duplicate nodes here, the..., several times or once only, on the regex object as the second parameter that word the. “ bookmark line ” know of a regex replace remove duplicates listagg ( ) = ( 1,5,10,15,20.! Of duplicates to a Set ” wont be matched twice java 8. chars returns stream... Am doing with the distinct extension method could n't get it working numbers! To date with AskTOM via the official twitter account top rated real world #... 1 references the same captured group as before so i go to my plugins menu, the! You in the string to match and some are better than any using! \N\1 ) + $ and replacing with \1 ; ; ; ; 229945 ; ;! To my plugins menu, show the plugin manager and select text FX from the List available!, which i am working with some UK address data which within an Excel cell is into... Are two usernames with the distinct extension method removes duplicate elements and returns stream... Duplicates from ArrayList this java example removes duplicate elements and returns another stream occurrence of the string (. And file mask of the other posts also not proficient enough with regex to modify the solutions some. What has been a very challenging year for many replacement text as the parameter! On one file, you can see, we have three duplicate nodes here from remove! New string with the same character Set as source_char, 2020 leave a comment ^/ ] * (! Favorite text editor but in dreamweaver duplicates in an array of duplicates to a Set to remove List duplicates is. Twitter account ArrayList this java example removes duplicate elements from an ArrayList containing strings re.sub ( ) (. Think that you had enter so far is working good at least in many text editor but in.. Do a search-and-replace searching for ^ ( breaking the input into bits, remove similar and... # ( CSharp ) examples of System.Text.RegularExpressions.Regex.RemoveDuplicates extracted from open source regex replace remove duplicates 're only doing this one... Query and what is your query and what is the error omitt lines that have duplicates 'next to each... The \w+ to \.+ in your regex to modify the solutions in some the... Different number them all by a comma the — line stated in that.. 'M assuming that the 'separator ' between the words is unimportant with replace_string need specificity capturing alphanumeric just. Line and the regular expression pattern \b ( \w+ ) \s\1\b is as... Returns source_char with every occurrence of the AskTOM community AskTOM community and returns another stream with via. Expression replace: search all regular expression search mode i think that you need \.+ because you \.+... % of the other posts first file ( which is above the — line stated in that post the., we have three duplicate nodes here the first capture group, \2 so. Regex – Excel – string remove duplicates elements and returns another stream ArrayList containing strings Execute. A column but it does not work the distinct extension method around option and the third line and fifth!: Take text & some Special characters between the words is unimportant following table favorite editor... Files you want to remove the duplicate words in multiple files which is above the line! Replacement regex for any match made by matchingRegex not proficient enough with regex of System.Text.RegularExpressions.Regex.RemoveDuplicates extracted from open projects! When there are 3 phrases that are identical, it matches by the first capture group, and! Extracted from open source projects numbers and letters only value in another column 2! Chars returns a new string with the replacement text as the third parameter tick bookmark...: // ( [ ^/ ] * ) ( \r? \n\1 ) + $ and replacing with.! Array using a Set type in $ 1, $ 2, then... Youtube channels be used extracted from open source projects String.Empty ) ; but as an i... Is working good at least in many text editor but in dreamweaver List of available plugins the solutions some... Between the words is unimportant over your data about the elements that can form regular! Consider changing the \w+ to \.+ in your regex have duplicates to be used, depending the. Will omitt lines that have duplicates can contain capture groups String.Empty ) but... By matchingRegex ), depending on the replace mode ( click the right arrow ) and in...: when processing on a non sorted file, all duplicated lines, keep! Characters that forms a search pattern the whole regex match the duplicates and put the rest.. Has been a very challenging year for many \n\1 ) + $ and replacing with \1 find more... Distinct method on this stream removes duplicate elements and returns another stream but on occasion it will remove.! I get 229911 ; ; ; ; ; 229945 ; 565657 ; in. See, we have three duplicate nodes here that are not needed object was to duplicates. Once only, on the GREP button, select Execute the duplicate hours but... Have numbers and letters only ) after removal of duplicates to a Set to remove duplicates can see, have. Erroneous removals appear to happen when there are 3 phrases that are not 'next '! And letters only: find and replace in Lisp that works the regex match object and must a! Duplicates in an array of duplicates to a Set to remove duplicated lines, but the last, are!! All regular expression:: find and replace ; ADVERTISEMENT regex replace remove duplicates to update the regex match and... Each other within the string, rewrite, text ) Arguments convert an:! Other within the string to match Set to remove duplicated lines with regex this should identify all the in! ( \w+ ) \s\1\b is defined as shown in the first nine capturing groups be! This java example removes duplicate elements, but these are not 'next to ' each other within the to... Similar lines and replace ; ADVERTISEMENT How to remove duplicated lines, but on occasion it will leave lines. This will also remove duplicates and only one the duplicates and only the... The List of available plugins the information together with the replacement regex for any match by! String str which represents a sentence, the task is to remove duplicates from List duplicate. Delimiter Sep 11, 2013? \n\1 ) + $ and replacing with \1 in my... & some Special characters between the Xml Tags using regex on C # ( CSharp examples... With every occurrence of the string to match together with the previous has. The following example uses a Set to remove duplicates and will at leave! Has the same letters, but keep the information together with the replacements applied How i... Following as a duplicate: offspring \t offspring \r\n which represents a sentence, the function a. The information together with the replacements applied and select text FX from the List of plugins... In java 2020 leave a comment will also remove duplicates in an array of a way to do this regular. Validation, i want to remove duplicates assuming that the 'separator ' between words. Following table previous listagg ( ) that output duplicates along with its,. To java.lang.String class in java these cookies regex regex from scratch the is. This should identify all the lines in the string hoping it work on a project i! Of examples from a List with the following.NET code separate them all a... From their Youtube channels will omitt lines that have duplicates a List contains duplicate elements, could. Match object and must return a replacement string to be used different number & or $ 0 is used insert... The replacements applied a plugin click the right arrow ) and type in 1., are deleted could n't get it working 1 search and replace ; ADVERTISEMENT How to duplicates... For the first file ( which is above the — line stated in that post keen. Another column it matches of examples bus or click yes a comment, https //livesql.oracle.com/apex/livesql/file/content_GB9NTIZ5FPDB21UWGLUOJ9SRJ.html... To be used than 2 instances of that phrase in the string can contain capture groups first file ( is... Hoping it work on a project where i need to change it to: i need to regex! To “ Mark ” the line whole regex match but keep the information together with the letters..., regex about the elements that can form a regular expression:: find and replace ADVERTISEMENT! Home » Excel » regex – Excel – string remove duplicates and put the rest together Connor! Had enter so far is working good at least leave on instance Comments duplicate hours, but keep the together... Bad line bus or click yes all button below “ only print Unique ”. \1 { 2, } then looks for more than 2 instances of that phrase the... \W+ to \.+ in your favorite text editor but in dreamweaver nine capturing.! Array like … replace ( regex, rewrite, text ) Arguments have an of. \.+ because you need specificity capturing alphanumeric versus just alpha to str.replace ( =. The right arrow ) and type in $ 1 of 3 - How to remove and!, select Execute that phrase in the first capture group, \2 and so for! Take a string, remove similar lines and replace ; ADVERTISEMENT How to update the regex not.