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
0
c 0
0
8
c 8
d8
day08
int08
:
c :
D
c D
wD
e
c e
we
c
c c
wc
varDec
wordDec
monthDec
:
c :
2
c 2
d2
0
c 0
d0
1
c 1
d1
7
c 7
d7
day17
year2017
int2017
ddmmmyyyy08:Dec:2017
_
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
_
c _
ws_
a
c a
wa
n
c n
wn
varan
wordan
_
c _
ws_
E
c E
wE
x
c x
wx
a
c a
w
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=08:Dec:2017%20%22This%20is%20an%20Example!%22&-41&27

import re

txt='08:Dec:2017 "This is an Example!"'

re1='(0)'	# Any Single Digit 1
re2='.*?'	# Non-greedy match on filler
re3='[a-z]'	# Uninteresting: w
re4='.*?'	# Non-greedy match on filler
re5='[a-z]'	# Uninteresting: w
re6='.*?'	# Non-greedy match on filler
re7='[a-z]'	# Uninteresting: w
re8='.*?'	# Non-greedy match on filler
re9='[a-z]'	# Uninteresting: w
re10='.*?'	# Non-greedy match on filler
re11='[a-z]'	# Uninteresting: w
re12='.*?'	# Non-greedy match on filler
re13='[a-z]'	# Uninteresting: w
re14='.*?'	# Non-greedy match on filler
re15='[a-z]'	# Uninteresting: w
re16='.*?'	# Non-greedy match on filler
re17='[a-z]'	# Uninteresting: w
re18='.*?'	# Non-greedy match on filler
re19='[a-z]'	# Uninteresting: w
re20='.*?'	# Non-greedy match on filler
re21='[a-z]'	# Uninteresting: w
re22='.*?'	# Non-greedy match on filler
re23='[a-z]'	# Uninteresting: w
re24='.*?'	# Non-greedy match on filler
re25='[a-z]'	# Uninteresting: w
re26='.*?'	# Non-greedy match on filler
re27='[a-z]'	# Uninteresting: w
re28='.*?'	# Non-greedy match on filler
re29='([a-z])'	# Any Single Word Character (Not Whitespace) 1

rg = re.compile(re1+re2+re3+re4+re5+re6+re7+re8+re9+re10+re11+re12+re13+re14+re15+re16+re17+re18+re19+re20+re21+re22+re23+re24+re25+re26+re27+re28+re29,re.IGNORECASE|re.DOTALL)
m = rg.search(txt)
if m:
    d1=m.group(1)
    w1=m.group(2)
    print "("+d1+")"+"("+w1+")"+"\n"

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