Verifying Windows file names (without suffix), Read a line from the splunk tutorial www1 log, Get the string inside an http or https and @something, find file name on import/export js module, Test regexp to redirect from mainpage dups. Book where Earth is invaded by a future, parallel-universe Earth. rev2023.4.5.43379. matches to capturing groups typically in an array whose members are in How can I delete the characters before =? /(?<=Jack)Sprat/ matches "Sprat" only if it is Unix & Linux Stack Exchange is a question and answer site for users of Linux, FreeBSD and other Un*x-like operating systems. \f\n\r\t\v\u00a0\u1680\u2000-\u200a\u2028\u2029\u202f\u205f\u3000\ufeff]. How can I get last segment of the string? Conventional Commits is a specification for adding human and machine readable meaning to commit messages. To learn more, see our tips on writing great answers. What is the best regular expression to check if a string is a valid URL? Is there a quick way to remove flaps in my mesh? [/] stands for 'any character in set [/]'. I am trying to replace all the mentions of https://www.example.com/parent-folder-N/subfolder-N/imageN.png with the local path imageN.png, so all these would become: So basically it would look at the full URL path and ONLY keep the last slug which is imageN.png. In Javascript: You can see it working here Regex101 and end match here Regex101. A regular expression to exclude a word/string, Regular expression to stop at first match. Note: This character has a different meaning when Ask Ubuntu is a question and answer site for Ubuntu users and developers. For example, a number only if it is not followed by a decimal point. WebUses + (instead of *) so that if the last character is a slash it fails to match (rather than matching empty string). in "non-profit". The construct ${variable#pattern} will remove the shortest match of pattern from the end of $variable. Doesn't ^/ mean beginning of a slash? For example, /\d/ or /[0-9]/ matches "2" in You can also get the "filename", or the last part, with the basename function. Afaik all regex engines work forwards, so would have to check every character. if you're using in a dashboard you have to modify the regex because the Splunk editor has some problem: Error in 'rex' command: Encountered the following error while compiling the regex '(?\w+.\w+)$': Regex: unmatched closing parenthesis. To deal with a pattern, you would have to use a regular expression, or the $regexp () function in scripting, e.g. For example, "*" is a special character that means 0 or in "caaaaaaandy". For example, /(?