All Questions
Tagged with regex regex-group
2,600
questions
-4
votes
0
answers
36
views
regex is failing in first char itself [closed]
^[^\s][\/s]*[A-Z0-9][A-Z0-9\.\,\:\;\/\-]*$
above is regex if i enter M it is failing or does not match.
what changes i can make in above regex?
0
votes
1
answer
45
views
python regex, how to unpack multiple group when group may not exit [closed]
# Code
re_freq = re.compile(r'^(?P<num>\d+)?(?P<freq>\w)')
for input in ['4S', '3W', 'S', 'W']:
print(f'input: {input}:')
num, freq = re_freq.search(input).group()
print(f'. ...
0
votes
0
answers
28
views
How can I avoid returning a non-optional group that is undefined? [duplicate]
I've two possible strings:
TEXT1, TEXT2\n\nTEXT3
TEXT1, TEXT2
Each text should be extracted without the comma and new line characters. I'm able to extract the first one with:
const regex = /^\s*(.*),...
2
votes
2
answers
42
views
Regex match a string that is either seperated entirely by commas or seperated entirely by semicolons
What I'm trying to do is match a string of numbers that has a "consistent" separator between its contents. For example, I want is something that matches the following:
[1,2,3,20,4] &
[5;...
1
vote
1
answer
46
views
Using REG_MATCH and REG_REPLACE function in Informatica to replace a Prefix and suffix of a character
I have a Business requirement in infromatica where we have 2 set of Data's like
'HOUSE ACCOUNT - WELLS FARGO - I' where we
have to remove the suffix ' - I ' and another Data
'JR INSURANCE BROKERAGE ...
0
votes
0
answers
17
views
Unable to print 2nd occurrence from rates [duplicate]
My sample text is pretty simple
$56K - $86K (glass
My regex is
[0-9]+K
which prints both 56K and 86K but I just want to print out 86K i.e. the 2nd time it matches the regex.
I have tried the ...
2
votes
3
answers
68
views
Regex: Find matches only outside of single quotes
I currently have a regex that selects all occurrences of (, , , );:
(\s\()|(,\s)|(\),)|(\);)
however, I've been trying to figure out a way so that if anything is between single quotes 'like this, for ...
1
vote
2
answers
65
views
Matches the same two digits that were captured in the first group
select *
from bha b
where b.bks similar to '\d{2}[A-Z](\d{2})\d\\1';
The purpose is to regex but bks is in the form
12A56856
12A12812
12A898389
Although I already have this data in my database, ...
1
vote
0
answers
18
views
Regex - lookahead and between [duplicate]
Suppose I have this structure of strings. I have >100k.
'xxxxxx0AxxZZxxBBxxxxx1AxxxxxBB' --Group1 is 1
'xxxxxxxxx0AxxxxZZxxxxx1AxxxxxBBxxxx' --Group1 is 1
'...
0
votes
1
answer
67
views
Regex to find methods that have an 'inner' method
I'm working on some upkeep for a monolithic java codebase, where it was discovered that some of the @GET methods will actually start a write session, and should thus actually be @POST methods. I wrote ...
0
votes
1
answer
58
views
Why regex pattern is validated in some languages like Java, JavaScript but failed in Python and Regex101?
I have a regex pattern ^[\w-\.]+@([\w-]+\.)+[\w-]{2,4}. It validated in Java and the Browser console but failed in Python. Various online regex testers produced different results. Regex101 displayed ...
-2
votes
1
answer
30
views
regular expression to find pattern in the same word [duplicate]
There is a string "123:987 767687:99 145:986 156:876 "
My regex expression is (\d{3}):\1
I expecting the result is 123:987, 145:986, 156:876
there is no result found. i dont undertsand. ...
6
votes
2
answers
63
views
Ignore string containing
Using PCRE2 regex for PHP script replacement
The purpose of this regex is to add ?? '' to a strlen (PHP) function call if it does not currently exist. I plan to use a regex capture group to perform ...
2
votes
1
answer
26
views
Regex search for pattern and return group
I have a text to search in like this:
process ADT {
{ DOMAINNAME localdomain }
{ EODEFAULT {} }
{ EOXLATE {} }
{ XLATESTARTMODE 0 }
}
process ORU {
{ DOMAINNAME localdomain }
{...
0
votes
1
answer
40
views
Regex pattern matching every url and not filtering
So I have the following urls from an app:
1.${endpoint}/list?currentPage=1&itemsPerPage=20&orderBy=name&orderType=1
2.${endpoint}/list?current=true¤tPage=1&itemsPerPage=20&...