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
d1
1
c 1
d1
day11
int11
:
c :
J
c J
wJ
a
c a
wa
n
c n
wn
varJan
wordJan
monthJan
:
c :
2
c 2
d2
0
c 0
d0
1
c 1
d1
9
c 9
d9
day19
year2019
int2019
ddmmmyyyy11:Jan:2019
_
c _
ws_
"
c "
T
c T
wT
h
c h
wh
i
c i
wi
s
c s
ws
varThis
wordThis
_
c _
ws_
i
c i
wi
s
c s
ws
varis
wordis
_
 _
ws_
a
c a
wa
n
c n
wn
varan
an
_
c _
ws_
E
c E
wE
x
c x
wx
a
c a
wa
m
c m
wm
p
c p
wp
l
c l
wl
e
c e
we
varExample
wordExample
!
c !
"
c "
string"This_is_an_Example!"
< Source String
What to click?  extract any integer in this position
extract this integer (2006) in this position
 
3Python 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/python
# URL that generated this code:
# http://txt2re.com/index-python.php3?s=11:Jan:2019%20%22This%20is%20an%20Example!%22&-15&-49

import re

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

re1='.*?'	# Non-greedy match on filler
re2=' '	# Uninteresting: c
re3='.*?'	# Non-greedy match on filler
re4=' '	# Uninteresting: c
re5='.*?'	# Non-greedy match on filler
re6='( )'	# Any Single Character 1
re7='(an)'	# Word 1

rg = re.compile(re1+re2+re3+re4+re5+re6+re7,re.IGNORECASE|re.DOTALL)
m = rg.search(txt)
if m:
    c1=m.group(1)
    word1=m.group(2)
    print "("+c1+")"+"("+word1+")"+"\n"

#-----
# Paste the code into a new python file. Then in Unix:'
# $ python x.py 
#-----
 
 
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