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Top Forums Shell Programming and Scripting how to cut first 3 characters of each line in a file Post 302189156 by kittusri9 on Friday 25th of April 2008 06:32:42 AM
Old 04-25-2008
how to cut first 3 characters of each line in a file

Hi Friends

I have a file
like

sample1.txt
------------
10998909.txt
10898990.txt
1898772222.txt
8980000000000.txt

I need to take first 3 characters of each line in a file and i need to print it '
like loop

109
108
189
898

like this

Please help me in this.

Thank you guys
Krish.
 

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X2SYS_MERGE(1gmt)					       Generic Mapping Tools						 X2SYS_MERGE(1gmt)

NAME
x2sys_merge - Merge an updated COEs tables SYNOPSIS
x2sys_merge -Amain_COElist.d -Mnew_COElist.d DESCRIPTION
x2sys_merge will read two crossovers data base and output the contents of the main one updated with the COEs in the second one. The second file should only contain updated COEs relatively to the first one. That is, it MUST NOT contain any new two tracks intersections (This point is NOT checked in the code). This program is useful when, for any good reason like file editing NAV correction or whatever, one had to recompute only the COEs between the edited files and the rest of the database. -A Specify the file main_COElist.d with the main crossover error data base. -M Specify the file new_COElist.d with the newly computed crossover error data base. OPTIONS
No space between the option flag and the associated arguments. EXAMPLES To update the main COE_data.txt with the new COEs estimations saved in the smaller COE_fresh.txt, try x2sys_merge -ACOE_data.txt -MCOE_fresh.txt > COE_updated.txt SEE ALSO
x2sys_binlist(1), x2sys_cross(1), x2sys_datalist(1), x2sys_get(1), x2sys_init(1), x2sys_list(1), x2sys_put(1), x2sys_report(1) GMT 4.5.7 15 Jul 2011 X2SYS_MERGE(1gmt)
All times are GMT -4. The time now is 10:47 PM.
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