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Shell Programming and Scripting

Append by line number

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# 1  
Old 09-13-2017
Append by line number
i want to append line 1 of file1
to the beginning of line1 of file2 and keep existing txt
i have tried this sed

Code:
sed -n '1p' file1 >> file2

but that goes to line 2

example

file1 looks like this

Code:
jump

file2 should look like this
Code:
jump over

i would to do this by line number as the txt is always different

thanks
# 2  
Old 09-13-2017
Code:
file1=file1
file2=file2

file1_line=1
file2_line=1

(( file2_line = file2_line - 1 ))

printf "$file2_line:r !sed -n '$file1_line p' $file1\nj\nw!\n" | ex $file2

# 3  
Old 09-13-2017
hi thanks

forgot to say

i want to do this with sed or awk
# 4  
Old 09-13-2017
Code:
file1=file1
file2=file2

file1_line=1
file2_line=1

sed -i ''"$file2_line"' {s/^/'"$(sed -n ''"$file1_line"' p' $file1)"' /}' $file2

Last edited by rdrtx1; 09-13-2017 at 09:56 PM.. Reason: variable line numbers
# 5  
Old 09-13-2017
hi rdrtx1

i cant get that to work it just hangs in the terminal
nothing happens
# 6  
Old 09-14-2017
Quote:
Originally Posted by bob123
hi thanks

forgot to say

i want to do this with sed or awk
Why does it have to be sed or awk? Would this be a homework question? There are forum rules about homework questions.

Andrew
# 7  
Old 09-14-2017
Quote:
Originally Posted by apmcd47
Why does it have to be sed or awk? Would this be a homework question? There are forum rules about homework questions.

Andrew
sed or awk
cuz thats what i use on a linux enigma2 box

as for homework nothing to do with homework
im not on any course and im not a student

so can anyone help me with this
thanks
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