21 янв. 2010 г. · You can delete a particular single line with its line number by sed -i '33d' file. This will delete the line on 33 line number and save the updated file.

18 апр. 2014 г. · I want to delete a line of a document by passing the number as variable, like so: ERR=`set of bash commands` ; sed '${ERR}d' file

6 июл. 2021 г. · I am having trouble passing this variable into sed in a bash script. I was able to successfully do the reverse of what I am asking (delete all lines prior to a ...

6 февр. 2020 г. · In this example, I want to remove the first 2 lines, save them into a file 'deleted.txt', and save the 3rd line into 'rest.txt'. sed · grep.

27 нояб. 2018 г. · If you want to delete any line that contains at least a number, drop the ^ and $ , and use + instead of *.

1 февр. 2022 г. · Here is an example to delete line number 33 of your file: sed -i '33d' home/file.txt If you need the number to be a variable: local line_number=5 sed -i "${ ...

24 сент. 2015 г. · Delete lines in a text file that containing a specific string, but only inside a range of lines (not in the whole file). I want to do it starting from some ...

2 февр. 2016 г. · I am attempting to use sed to delete a line, read from user input, from a file whose name is stored in a variable. Right now all sed does is print the line and ...

18 февр. 2013 г. · In the sample above, only lines 2 and 4 would be deleted as they are the ones that contain no other symbols besides numbers.

5 июн. 2018 г. · Do not call sed in a loop, that will be very slow. You could transform the index file into a sed script, then call sed once on the data file ...