I am writing a regular expression which has multiple permutations and combinations. I did write the regex individually but how to combine them to make it a single regex. Please guide. Allowed strings: combination of alphabets and numbers can have…
I'm struggling a bit to get regex put to work to replace the matching pattern. Some examples of what it should be getting and what not. During 6 months or in 999 days -> shouldn't get it birthdate: π11π ->…
i have the following conditions i'm trying to meet with a regex (for a username validation): It must be between 6 and 30 characters long. It cannot have two consecutive periods, hyphens,underscores, or @ symbols. It must start and end…
Situation: When an id element selected, get the current URl and change the /en/ part to other language current URL http://127.0.0.1:5500/2023/en/activities_summary.html I want to change it to http://127.0.0.1:5500/2023/tc/activities_summary.html code: $('#tc').on('click',function(){ if(location.href.match(//(?:en|sc)//)){ location.replace(/^.+?/(?:en|sc)//,'tc') } })
I would like to have a regular expression that convert below string to the "where" clause in sql. For example: /* Col1: ABC, Col2: 123, ColN: Bla bla... */ to: WHERE Col1 = 'ABC' AND Col2 = '123' AND ColN…
I have this regex: $text = preg_replace_callback('/(d+.d+|b[A-Z](?:.[A-Z])*b.?)|([.,;:!?)])s*/', function ($matches) { return $matches[1] ? $matches[1] : $matches[2] . ' '; }, $text); Which targets the end of sentences and avoids abbreviations like N.B.C. It works fine. The problem is that it…
I want to match/extract the last 4 consecutive digits in a string. The pattern I need to match is therefore [0-9]{4}, but only the last instance of it in the string - if there are any non-numbers in between, it…
I tried using (?<=[^n])<!--([^n]*) currently it's not capturing inline <!-- comment --> <element /> and for some reason also capture newline comment only. My current approach was to use lookbehind newline (n) and if it's an inline comment erase it…
Good Day Explanation of what I'm trying to do: I have a component with checkboxes and names: [x] foo [ ] bar [ ] orange If I select foo, I only want to match records that contain "foo" not "foo…
Hi in our below code using codeql scanning got an alert that "This part of the regular expression may cause exponential backtracking on strings starting with '0' and containing many repetitions of '0'." const validateUrl = str => { var…