I am used to writing regular expressions that support multiple options to specify case sensitivity, white space ignoring, meaning of . etc... In C#, these optio
How do I write a regular expression that consists of the characters {x,y} but must start and end with the same letter? For example: xyyyxyx yxyxyxy
I have a ZIP file and I need to extract all the files (normally one) that contain the string "test" in the filename. They are all xlsx files. I am using Python
Say you have a string which is provided by the user. It can contain any kind of character. Examples are: std::string s1{"hello world"); std::
The following regex var patt1=/[0-9a-z]+$/i; extracts the file extension of strings such as filename-jpg filename#gif filename.png How to modify this re
I want to use JavaScript (can be with jQuery) to do some client-side validation to check whether a string matches the regex: ^([a-z0-9]{5,})$ Ideally it woul
I've looked through all sorts of questions here, but couldn't find an answer to mine. I want to remove the entire text that follows a particular text part. Not
I'm string to create a std::regex(__FILE__) as part of a unit test which checks some exception output that prints the file name. On Windows it fails with:
This is my list: lista=[u'REG_S_3_UMTS_0_0 (RNC)', u'REG_S_3_UMTS_0_1 (RNC)', u'REG_S_3_UMTS_0_2 (RNC)', u'REG_S_2_GSM_NORT_CBSP_bsc_0_0 (BSC)', u'REG_S_2_GSM_
this is my first question and sorry for my bad English I want to extract only word from String that have combination of letter and number and store it in array
I want this format.see at photo. I use this code RegExp(r'^(?=.*[0-9])(?=\\S+$).{8,40}$').hasMatch(text). This code is ok for java but not for dart.I don't
I need a regex that will match a string as long as it includes 2 or more digits. What I have: /(?=.*\d)(?=.*\d)/ and /\d{2,}/ The first one will match even
I need to split a String into an array of single character Strings. Eg, splitting "cat" would give the array "c", "a", "t"
Is it possible to create a regular expression with a variable number of groups? After running this for instance... Pattern p = Pattern.compile("ab([cd])*ef");
I have this code var message_regex = /^.{10,500}$/; I want the user to enter a minimum of 10 characters, But it doesn't matter how much words I enter my err
I would like to remove all leading and trailing spaces. As well as replace multiple spaces with a single space within a string, so that all words in a string ar
I have a long list of publications saved as a single column in a data frame. I'd like to generate a network of a short subset of co-authors that have contribute
In the following string, Jason <[email protected]> how can I extract the part inside the angle brackets? I tried <\w> and it didn't work. Ideas
I'm working on VCF files for some purpose. I got a whole collection of contacts in a single VCF file. But I want to extract each contacts separately from the fi
How can I ignore characters other than [a-z][A-Z] in input string in python, and after applying method what will the string look like? Do I need to use regular