txt 2 re
knowing is obsolete :: regular expression generator (perl php python java javascript coldfusion c c++ ruby vb vbscript j# c# c++.net vb.net)
 
 
 
Enter the string that you want to use a regular expression on:
1
   
 
Select the elements that you want to extract to run regular expression generator:
2
4
 4
d4
2
c 
d2
day2
int42
_
c 
ws_
4
c 4
d4
3
c 3
d3
day3
int
< Source String
What to click?  extract any integer in this position
extract this integer (2006) in this position
 
3Perl regular expression program that extracts the selected elements from the entered string:
[Perl] PHP Python Java Javascript ColdFusion C C++ Ruby VB VBScript J#.net C#.net C++.net VB.net 
 
#!/usr/bin/perl

# URL that generated this code:
# http://txt2re.com/index.php3?s=42%2043&2&10&-13&11

$txt='42 43';

$re1='(4)';	# Any Single Character 1
$re2='(.)';	# Any Single Character 2
$re3='(.)';	# Any Single Character 3
$re4='(\\d+)';	# Integer Number 1

$re=$re1.$re2.$re3.$re4;
if ($txt =~ m/$re/is)
{
    $c1=$1;
    $c2=$2;
    $c3=$3;
    $int1=$4;
    print "($c1) ($c2) ($c3) ($int1) \n";
}

#-----
# Paste the code into a new perl file. Then in Unix:
# $ perl x.pl 
#-----
 
 
 
 
Feedback
I :: LoveWed, 20 Aug 2014 01:26PM
Alim::  Wed, 20 Aug 2014 01:38PM
amil::  Wed, 20 Aug 2014 01:39PM
sadface:: no tab or newline :'(Wed, 20 Aug 2014 03:13PM
Webmonstr:: Yes!!!!!!!!!! Super!!! I love you nowWed, 20 Aug 2014 04:43PM
:: Nice! Shame it doesn't output the actual expression, but so helpful. Thx!Wed, 20 Aug 2014 06:57PM
nekrozon:: best regex expression generator out there!! Add optional character links too?Wed, 20 Aug 2014 08:00PM
daniel:: please add the actual expression too. Thx!!Thu, 21 Aug 2014 11:32AM
venu:: i am unable to run java class generated it wont print any thing when i choose 21-JUL-2014 pattern pls helpThu, 21 Aug 2014 02:19PM
venu:: i am unable to run java class generated it wont print any thing when i choose 21-JUL-2014 pattern pls helpThu, 21 Aug 2014 02:19PM
venu:: yep !! it worked sorry i clicked on wrong one ..Thanks a lot !!Thu, 21 Aug 2014 02:21PM
Paul:: Awesome! took some playing around with afterwards to perfect but this is great!Thu, 21 Aug 2014 05:03PM
hi::  Thu, 21 Aug 2014 09:19PM
chiefmega:: you saved my hairFri, 22 Aug 2014 02:06AM
::  Fri, 22 Aug 2014 12:12PM
zellikleri.com:: niceFri, 22 Aug 2014 07:26PM
:: exampleSat, 23 Aug 2014 03:05AM
::  Sat, 23 Aug 2014 09:06AM
::  Sat, 23 Aug 2014 03:14PM
Hesham:: *Sat, 23 Aug 2014 04:42PM
Hesham::  Sat, 23 Aug 2014 04:42PM
Hesham:: I need to match single char string to one of 4 symbols: +-/* only. how?Sat, 23 Aug 2014 04:54PM
::  Sat, 23 Aug 2014 06:07PM
mqycvn:: uDWxnSsLYGtFOSun, 24 Aug 2014 01:16PM
::  Sun, 24 Aug 2014 01:47PM
::  !Sun, 24 Aug 2014 01:47PM
mxsgouwnbpi:: dJzbbfgwMon, 25 Aug 2014 11:24AM
::  Mon, 25 Aug 2014 02:18PM
tyjk64k:: jhykmMon, 25 Aug 2014 02:18PM
tyjk64k:: jhykmMon, 25 Aug 2014 02:18PM
::  Tue, 26 Aug 2014 01:52AM
joeSchmoe:: this is fantastic, thanksTue, 26 Aug 2014 01:53AM
::  Tue, 26 Aug 2014 07:49AM
chris:: This is absolutely incredible. Amazing work, well done.Tue, 26 Aug 2014 10:11AM
::  Tue, 26 Aug 2014 10:31AM
::  Tue, 26 Aug 2014 10:31AM
::  Tue, 26 Aug 2014 12:11PM
Guru:: Well DoneTue, 26 Aug 2014 12:11PM
::  Tue, 26 Aug 2014 01:28PM
::  Tue, 26 Aug 2014 08:01PM
Samir:: thank you, very helpful too. place some ads here, i don't mind seeing ads if the site is helpfulTue, 26 Aug 2014 08:59PM
zdkzeadqe:: IektljRIWed, 27 Aug 2014 01:57AM
::  Wed, 27 Aug 2014 02:44PM
Khalith:: AwesomeWed, 27 Aug 2014 03:21PM
 
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