thanks it works!! :)
> Date: Sat, 22 Jan 2011 19:51:35 -0500
> Subject: Re: [Tutor] Help on RE
> From: ja...@pearachute.com
> To: tc...@hotmail.com
> CC: tutor@python.org
>
> it's a bug in your regex - you want something like "-?\d+"
>
> - japhy
>
> On Sat, Jan 22, 2011 at 7:38 PM, tee chwee liong <tc...@hotmail.com> wrote:
> > hi,
> >
> > i have a set of data and using re to extract it into array. however i only
> > get positive value, how to extract the whole value including the -ve sign?
> > For eg:
> >
> > Platform: PC
> > Tempt : 25
> > TAP0 :0
> > TAP1 :1
> > +++++++++++++++++++++++++++++++++++++++++++++
> > Port Chnl Lane EyVt EyHt
> > +++++++++++++++++++++++++++++++++++++++++++++
> > 0 1 1 75 55
> > 0 1 2 10 35
> > 0 1 3 25 35
> > 0 1 4 35 25
> > 0 1 5 10 -1
> > +++++++++++++++++++++++++++++++++++++++++++++
> > Time: 20s
> >
> > When i run my code, i get 1 instead of -1 in the last line. here is my code.
> > pls advise. i'm using Python 2.5 and Win XP. tq
> > ##code###
> > import re
> > file = open("C:/Python25/myscript/plot/sampledata.txt", "r")
> > x1 = []
> > y1 = []
> > y2 = []
> > for line in file:
> > numbers = re.findall("\d+", line)
> > print numbers
> >
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