Extracting Info - UNIX for Dummies Questions & Answers

muneebr · #1 09-06-2005

i have a file that contain lines like this
9.4.7.8.5.7.9.0.5.7.1.2.msisdn.sub.cs. 1 IN CNAME SDP01.cs.

there are about 50,000 lines like this in the files i want to the extract the digits from the above line like:-

947857905712

OS Solaris9

vgersh99 · #2 09-06-2005

Code:

echo '9.4.7.8.5.7.9.0.5.7.1.2.msisdn.sub.cs. 1 IN CNAME SDP01.cs.' | sed 's/^\([0-9.][0-9.]*\).*/\1/;s/\.//g'

RishiPahuja · #3 09-06-2005

Try :

Code:

cut -c1,3,5,7,9,11,13,15,17,19,21,23 filename > newFile

This is assuming all characters are only digit.

rishi

matrixmadhan · #4 09-06-2005

assuming input of the form that u had specified,

try this

sed -e 's/[a-z].*//;s/\.//g' filename

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