txt2re: headache relief for programmers :: regular expression generator

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knowing is obsolete :: regular expression generator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

1

c

1

d

1

1

c

1

d

1

day

11

int

:

J

a

n

:

2

0

1

9

_

"

T

h

i

s

_

i

s

_

a

n

_

E

x

a

m

p

l

e

!

"

"This_is_an_Example!"

< Source String

What to click?	extract any integer in this position
	extract this integer (2006) in this position

3

Perl regular expression program that extracts the selected elements from the entered string:

[Perl]

C

VB

 
#!/usr/bin/perl

# URL that generated this code:
# http://txt2re.com/index-perl.php3?s=11:Jan:2019%20%22This%20is%20an%20Example!%22&12&-65

$txt='11:Jan:2019 "This is an Example!"';

$re1='(\\d+)';	# Integer Number 1
$re2='.*?';	# Non-greedy match on filler
$re3='(a)';	# Any Single Character 1

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

#-----
# Paste the code into a new perl file. Then in Unix:
# $ perl x.pl 
#-----

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