sed replace newline
A line ends on a newline. So, as soon as a newline is found on the input, the input gets split, then sed removes the newline and places what is left in the pattern space. So, most of the time, no newline gets into the pattern space. Only by an edit of the, This will read the whole file in a loop, then replaces the newline(s) with a space. ... with tr, faster than sed, can replace by one character only,Here's a pure bash approach that will delete the first newline of every pair: command | while IFS=$'-n' read i; do let c++; [ "$(expr $c % 2)" -eq "0" ] && echo "$i" ... , GNU sed does support the -n representation: ... 1|next line/' | tr '|' '-n' 123 next line. Or use an escaped literal new line in your sed script:, You need a backslash-escaped literal newline to get to sed. In bash at least, $'' strings will replace -n with a real newline, but then you have to ..., This should work with both LF or CR-LF line endings: sed -E ':a;N;$!ba;s/-r0,1}-n/--n/g' file.,sed delimits on -n ewlines - they are always removed on input and reinserted on output. There is never a -n ewline character in a sed pattern space which did not ...
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 sed replace newline 相關參考資料
Can sed replace new line characters? - Unix & Linux Stack Exchange
A line ends on a newline. So, as soon as a newline is found on the input, the input gets split, then sed removes the newline and places what is left in the pattern space. So, most of the time, no newl... https://unix.stackexchange.com How can I replace a newline (n) using sed? - Stack Overflow
This will read the whole file in a loop, then replaces the newline(s) with a space. ... with tr, faster than sed, can replace by one character only https://stackoverflow.com How can I replace a newline with sed? - Unix & Linux Stack Exchange
Here's a pure bash approach that will delete the first newline of every pair: command | while IFS=$'-n' read i; do let c++; [ "$(expr $c % 2)" -eq "0" ] && echo... https://unix.stackexchange.com Insert newline (n) using sed - Stack Overflow
GNU sed does support the -n representation: ... 1|next line/' | tr '|' '-n' 123 next line. Or use an escaped literal new line in your sed script: https://stackoverflow.com Replace comma with newline in sed on MacOS? - Stack Overflow
You need a backslash-escaped literal newline to get to sed. In bash at least, $'' strings will replace -n with a real newline, but then you have to ... https://stackoverflow.com Replace newlines with literal n - Stack Overflow
This should work with both LF or CR-LF line endings: sed -E ':a;N;$!ba;s/-r0,1}-n/--n/g' file. https://stackoverflow.com sed fails to remove newline character - Unix & Linux Stack Exchange
sed delimits on -n ewlines - they are always removed on input and reinserted on output. There is never a -n ewline character in a sed pattern space which did not ... https://unix.stackexchange.com |