Include hyphen in regular expression
WebSep 12, 2010 · Escaping the hyphen using \-is the correct way. I have verified that the expression /^[a-zA-Z0-9.\-_]+$/ does allow hyphens. You can also use the \w class to shorten it to /^[\w.\-]+$/. WebSep 7, 2010 · Hyphen is already included (twice), you can add the apostrophe by just editing it into the character class: /^[a-zA-Z-\-\ ']+$/ You can rewrite it to look like this, so that there's no need to escape the hyphen and it's only included once:
Include hyphen in regular expression
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WebWhat would my new Regex expression be to add the dash to that regular expression match or is there a better way to represent that? java; regex; Share. Improve this question. Follow ... If you want to include -, write it in beginning or ending of character class like [-0-9] or [0-9-]. WebDec 20, 2024 · How to detect dot (.), underscore (_) and dash (-) in regex [closed] Ask Question Asked 4 years, 3 months ago Modified 4 years, 3 months ago Viewed 22k times 2 Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post.
WebTypically you would always put the hyphen first in the [] match section. EG, to match any alphanumeric character including hyphens (written the long way), you would use [-a-zA-Z0-9] Share Improve this answer Follow edited Mar 30, 2024 at 10:35 Aage 5,852 2 32 56 answered Mar 6, 2012 at 18:20 Wes Hardaker 21.5k 2 38 69 Add a comment WebNov 27, 2024 · This is the most concise syntax I could find for a regex expression to be used for this check: const regex = /^ [\w-]+$/; Share Improve this answer Follow edited Feb 16, 2024 at 22:39 answered Dec 14, 2024 at 2:19 Grant Humphries 2,576 2 23 24 1 Consider adding a note that your answer works also for international characters.
WebOct 23, 2024 · We begin by telling the parser to find the beginning of the string ( ^ ), followed by one or more (the plus sign) letters, numbers, or hyphens. Finally, we want the end of the string ( $ ). String that matches: my-title-here String that doesn't match: my_title_here (contains underscores) 5. Matching an Email Pattern: 1 WebMar 17, 2024 · The hyphen can be included right after the opening bracket, or right before the closing bracket, or right after the negating caret. Both [-x] and [x-] match an x or a hyphen. [^-x] and [^x-] match any character that is not an x or a hyphen. This works in all flavors discussed in this tutorial.
WebThe closing bracket (]), the caret (^) and the hyphen (-) can be included by escaping them with a backslash, or by placing them in a position where they do not take on their special meaning. I recommend the latter method, since it improves readability.
WebJul 13, 2001 · In regular expressions, the hyphen ("-") notation has special meaning; it indicates a range that would match any number from 0 to 9. As a result, you must escape the "-" character with a forward ... the park game steamWebApr 20, 2024 · This means you have to split the regex into "first character", "stuff in the middle" and "last character": ^ [a-zA-Z0-9_] [a-zA-Z0-9_ ]* [a-zA-Z0-9_]$ or if you use a perl-like syntax: ^\w [\w ]*\w$ Also: If you intentionally worded your regex that it also allows empty Strings, you have to make the entire thing optional: ^ (\w [\w ]*\w)?$ the park game spoilersWebDec 1, 2024 · - matches a dash (hyphen); we have it as the last character in the character class so it doesn't get interpreted as being part of a character range. We could also escape it ( \-) instead and put it anywhere in the character class, but that's less clear shuttle service springfield ilWebApr 7, 2024 · Use bracket expressions to specify a character range by adding a hyphen ( -) between the first and final letter. For example, search for all instances of capital letters: grep [A-Z] .bashrc Combine bracket expressions with anchor matching to find all words starting with capital letters: grep ^ [A-Z] .bashrc the park game reviewWebFeb 4, 2014 · 1) include - (dash) and _ (underscore) as valid components. 2) cannot end with (dash) and (underscore). Im using this - ^ [A-Za-z0-9]+ ( [-_]+ [A-Za-z0-9]+)*$ but not sure how to include the second condition ie-Cannot end with dash or underscore python regex Share Improve this question Follow edited Feb 4, 2014 at 16:19 grebneke 4,379 17 24 the park game story explainedWebJun 17, 2016 · 1 You can use hyphens in java regex classes. Just use it as the last character. Alternatively, escape it: [\\-]. – Keppil Jun 17, 2016 at 6:17 I want to differentiate hyphens.For example in [a-z-0-9]+ first hyphen denotes range second hyphen denotes symbol (-) third denotes range. – Parimala Jun 17, 2016 at 7:00 1 the park gamesWeb20 hours ago · I am trying to form a regex to capture both space and hyphen but its not taking the hyphen..any suggestion Input : 578094-131208138004 568315-131208116005 LG506339301 ROTABLE NO 2 BEARING Regex : /^\w+(\s+\w+)*$/ If I want to add - its not working in the expression shuttle services orlando florida