$string='letters=ABCD'; We want to match "letters=" and letter B or C. The letter in string may input as: B C BC CB How to filter out A and D and output result as letters=BC ? preg_match('/(letters=([BC]+))/', $string,$matches); This match if…
I am building my own snippet in vscode. I am not the best with regex so I was using chatgpt to help me build regex. However, I am unable to create a regex that will convert my file name such…
I'm trying to write a PCRE regular expression to search PHP code to find strings in double-quotes, handling escaped double-quotes, and to exclude situations where double-quoted and single-quoted strings overlap, e.g. when building some HTML, such as these: $str =…
I want to validate the input value using regex. The value should be string without white space at the beginning. But accept space in the middle. This value only accepts alphabets. Example: " abcde" -> not accepted "abcdef lksfksl" ->…
In server we are using Internet Information Services (IIS) with PHP, PHP Manager. I want to hide "dava" parameter, not only for /kovusturma-sartlari/onodeme/ page, in whole website "dava" key should hide and should be page/value. Current URL: http://localhost/kovusturma-sartlari/onodeme?dava=f2b80bf7 Expected URL:…
So I want to get the text within the square brackets(without brackets) if a keyword is matched within the brackets. so the keyword works but for example "test [work all day] test" it returns everything in the brackets and outside…
I am having werid problem. Trying to remove whitespace characters from varchar variable in PostgresSQL. However one space is not removed. I dont know how is this possible. Variable value: Snímek obrazovky 2019-12-05 v 13.33.37.png regexp_replace(variable, 's', '_', 'g') Returns: Snímek_obrazovky_2019-12-05_v…
So I'm doing my own simple Markdown formatter. I'm fixing the last of the issues when I ran into an issue with my code block formatter. For some reason it matches an extra time where there shouldn't be anything to…
FilteringTextInputFormatter - How to create RegExp to prevent the user from typing more than one period, from typing a comma, from typing numbers after zero except period, etc.
Can someone help me understand what this SQL query is doing? select region_code, ST_Area(geom::geography) as area, ST_X(ST_Centroid(geom)) as long, ST_Y(ST_Centroid(geom)) as lat, latitude, longitude from regions where regexp_split_to_array(parent, E'\\.') && %s or region_code in %s More specifically I'm confused about…