Following may help you in same, let's say you have a Input_file as follows(which is an example as you haven't shown us complete input and didn't tell us about field separator so I am taking it as a test, where field separator is a space and which has 7 columns in it.)
Input_file:
Now following code may help in same.
Output will be as follows.
Where I am changing 2nd columns _ with NULL and other columns (only 5th column in my example file) _ with a string _new charachter which you can put it as per your requirement into code. Let us know if this helps you.
Thanks,
R. Singh
Last edited by RavinderSingh13; 10-13-2015 at 02:23 AM..
This User Gave Thanks to RavinderSingh13 For This Post:
Hi,
I need to add Pipe (|) at 5th and 18th position of all records a file. How can I do this?
I tried to add it at 5th position using the below code. It didnt work. Please help!!!
awk '{substr($0,5,1) ~ /|/}{print}' $input_file > $temp_file (1 Reply)
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Discussion started by: bluesue
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