bash add text to file
echo "hello world" >> my_file.txtbash add text to file
echo "hello world" >> my_file.txtadd lines to a file bash
how to add lines inside a file
sed -i -e "50r../../../../folder1/lines_to_add.txt" a.txt
a.txt - the file you want to change.
50r is line number of a.txt
some lines are inside lines_to_add.txt file
../../../../folder/lines_to_add.txt
-i update a.txt, try without -i before runthe code,
be carefull with "newlines",
"keep a newline at the end of lines_to_add.txt"append multi lines to file linux
echo "line 1 content
line 2 content
line 3 content" >> myfile.txtadd line at beginning of file unix
sed -i '1s/^/your textn/' file #Note the addition of the "n" for concluding the new line after the insertionlinux write each line from file to new file
for line in $(cat file.txt); do echo "${line}" > "directory/filename_${i}.txt"; i=$(( $i + 1 )); doneCopyright © 2021 Codeinu
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