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Questions tagged [nsregularexpression]

The NSRegularExpression class is used to represent and apply regular expressions to Unicode strings. An instance of this class is an immutable representation of a compiled regular expression pattern and various option flags. The pattern syntax currently supported is that specified by ICU. iOS 4.0+ macOS 10.7+

This class in the Apple developer library (Mac OS X, iOS) is used to represent and apply regular expressions to Unicode strings.

NOTE: This tag should be used only for questions specific to the NSRegularExpression class. Questions about regular expressions in general should be tagged .

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regex to grep string from config file in python

I have config file which contains network configurations something like given below. LISTEN=192.168.180.1 #the network which listen the traffic NETMASK=255.255.0.0 DOMAIN =test.com Need to grep the values from the config. the following is my…
Arun
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regular expression unicode does not work in swift

let regex1 = "(\\ud83d\\udc68)" let regex2 = "(\\ud83d[\\udc68-\\udc69])" "".capturedGroupsFull(forRegex: regex1) // returns 1 match: [(.0 "", .1 {0, 2})] "".capturedGroupsFull(forRegex: regex2) // returns nil Why is the first line returning one…
christopher.online
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Regex - Match a single instance/occurrence of a character per line

I really am not getting how I can match just a single instance of both a whitespace or a dash. I am able to get some results but still unable to get the desired one. I have actually tried different configurations from regexr.com and what not but…
CodeNagi
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Why won't my SemVer NSRegularExpression run?

I'm trying to make a regex that matches a semantic version (SemVer) 2.0.0. This is my first…
Ky -
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Regular Expression not working in ios11 only working fine in ios10

Requirement; All Special characters allowed excluding (`) (') () (") and Spaces using below for the same and working fine in ios 10 const UserIdRegExp = /[^`"' \\]$/g; not working in ios11 const value='anand`'; when i am doing…
Anand Neema
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REGEX to get Vimeo & Dailymotion ID

I found two useful javascript regex but none of them seems to be working right on Swift. This works with a Youtube URL, but doesn't with Vimeo and DailyMotion. Both Vimeo & Dailymotion regex works on javascript. Thanks guys. ** EDIT WITH THE…
noisedan
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Swift 3: most performant way to check many strings with many regular expressions

I do have a list of several hundred strings and an array of 10k regular expressions. I now have to iterate over all strings and check which of the 10k regular expressions match. What's the most performant way to do this? Currently I'm doing…
swalkner
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how to exclude some url from a regex match

I have 3 type payment ( online, offline, by balance) every payment type have different url so I'm using regex for match all this url : 1- order/checkout/unpaid/done 2-…
Golhosseini
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Username RegEx Swift

Username regex should be any string at least 8 characters long. In this string there can be @ sign, period, digits or not. I put some valid and invalid test cases below. How can I achieve this? Valid: user@user.com adminuser1 user.user@user.com…
habed
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how to obtain a regular expression for validation email address for one domain ONLY?

I am struggling with writing a regex for validating email address for only one domain. I have this expression [A-Z0-9a-z._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,64} But the issue is that for example hello@gmail.com.net is valid and I only want to be…
habed
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Regex - Match multiple lines that don't end with character

I have been racking my brain with a particular regex problem I currently have. I want to match values that that could span multiple lines. If the data spans multiple lines it will end with as space than an underscore " _" but there may be valid text…
NMGod
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Regular Expression for Phone Number and excludes decimal numbers

I use this regex to recognize phone numbers in my app. "\\+?\\d{7,23}" But this cannot exclude decimal numbers like 3.1415926。 How to modify this regex, so that it can recognize phone numbers and do not give me decimal numbers like 3.1415926,…
wqyfavor
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How delete all symbols from string except letters and numbers?

I am trying use next code: NSRegularExpression *regex = [NSRegularExpression regularExpressionWithPattern:@"[\\p{L}[0-9]]+|-" options:NSRegularExpressionCaseInsensitive error:&error]; NSString *modifiedString = [regex…
Viktorianec
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NSRegularExpression gives incorrect matches for pattern

Goal : Multiple splits of the string, Each must have 50 characters. It would be really great if I can do it by proper word wrapping. It is okay to have the last split as less than 50 characters. I am using this method to split a String into…
user6375148
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Swift: Combine two or more regular expressions

I'm using two regular expressions: var myNumbers = numbers.text?.stringByReplacingOccurrencesOfString("[^0-9]", withString: "", options: NSStringCompareOptions.RegularExpressionSearch, range:nil) myNumbers =…
user2924482
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