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Forum: Shell Programming and Scripting 09-29-2016

Insert content of a file to another file at a line number which is given by third file

1,613

Posted By

Hi, under linux and shell bash: $ sed -e...

Hi,
under linux and shell bash:
$ sed -e "$((`<file3.txt` -1))rfile2.txt" file1.txt
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unix is best
linux is best
Windows performs better
Mac OS performs...

Forum: Shell Programming and Scripting 09-29-2016

Insert content of a file to another file at a line number which is given by third file

1,613

Posted By

Hello Jagadeesh Kumar, Welcome to forums,...

Hello Jagadeesh Kumar,

Welcome to forums, please use code tags as per forum rules for your codes/Inputs/commands which you are using into your posts. Following may help you in same.

awk...

Forum: Shell Programming and Scripting 09-29-2016

Insert content of a file to another file at a line number which is given by third file

1,613

Posted By

Try also awk 'NR == 1 {LC = $0; next} FNR == LC...

Try also
awk 'NR == 1 {LC = $0; next} FNR == LC {while (0 < getline X < FI) print X} 1' file3 FI="file2" file1
unix is best
unix is best
linux is best
unix is best
linux is best
Windows...

Forum: Shell Programming and Scripting 09-29-2016

Insert content of a file to another file at a line number which is given by third file

1,613

Posted By

With a recent shell, try sed "$(($(cat...

With a recent shell, try
sed "$(($(cat file3)-1))rfile2" file1

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