How do I save some lines but not all?










5















In Terminal how do I save lines 3, 4 and 5 from an existing file to a new file in a single command?










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    5















    In Terminal how do I save lines 3, 4 and 5 from an existing file to a new file in a single command?










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      5












      5








      5


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      In Terminal how do I save lines 3, 4 and 5 from an existing file to a new file in a single command?










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      In Terminal how do I save lines 3, 4 and 5 from an existing file to a new file in a single command?







      command-line text-processing






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      edited Nov 11 '18 at 16:10









      mature

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      1,8871724










      asked Nov 11 '18 at 15:01









      oforofor

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          2 Answers
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          7














          One way to do this is sed. See How to print particular line number by using sed command, for example:



          sed -n '3,5 p' < infile.txt > outfile.txt


          By default, sed prints all lines it encounters, so we suppress that with the -n switch and then select the lines 3 to 5 for printing.



          There are numerous other ways (e.g. awk) and I'm pretty sure there will be more answers soon to reflect that.






          share|improve this answer






























            1














            For lines that are not in continuation:



            sed -n -e 2p -e 4p -e 6p < infile.txt > outfile.txt





            share|improve this answer


















            • 2





              You can also just use semicolons to separate sed commands: sed -n '2p;4p;6p' file > new

              – Zanna
              Nov 11 '18 at 18:53










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            2 Answers
            2






            active

            oldest

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            2 Answers
            2






            active

            oldest

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            active

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            active

            oldest

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            7














            One way to do this is sed. See How to print particular line number by using sed command, for example:



            sed -n '3,5 p' < infile.txt > outfile.txt


            By default, sed prints all lines it encounters, so we suppress that with the -n switch and then select the lines 3 to 5 for printing.



            There are numerous other ways (e.g. awk) and I'm pretty sure there will be more answers soon to reflect that.






            share|improve this answer



























              7














              One way to do this is sed. See How to print particular line number by using sed command, for example:



              sed -n '3,5 p' < infile.txt > outfile.txt


              By default, sed prints all lines it encounters, so we suppress that with the -n switch and then select the lines 3 to 5 for printing.



              There are numerous other ways (e.g. awk) and I'm pretty sure there will be more answers soon to reflect that.






              share|improve this answer

























                7












                7








                7







                One way to do this is sed. See How to print particular line number by using sed command, for example:



                sed -n '3,5 p' < infile.txt > outfile.txt


                By default, sed prints all lines it encounters, so we suppress that with the -n switch and then select the lines 3 to 5 for printing.



                There are numerous other ways (e.g. awk) and I'm pretty sure there will be more answers soon to reflect that.






                share|improve this answer













                One way to do this is sed. See How to print particular line number by using sed command, for example:



                sed -n '3,5 p' < infile.txt > outfile.txt


                By default, sed prints all lines it encounters, so we suppress that with the -n switch and then select the lines 3 to 5 for printing.



                There are numerous other ways (e.g. awk) and I'm pretty sure there will be more answers soon to reflect that.







                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Nov 11 '18 at 15:09









                PerlDuckPerlDuck

                6,55211435




                6,55211435























                    1














                    For lines that are not in continuation:



                    sed -n -e 2p -e 4p -e 6p < infile.txt > outfile.txt





                    share|improve this answer


















                    • 2





                      You can also just use semicolons to separate sed commands: sed -n '2p;4p;6p' file > new

                      – Zanna
                      Nov 11 '18 at 18:53















                    1














                    For lines that are not in continuation:



                    sed -n -e 2p -e 4p -e 6p < infile.txt > outfile.txt





                    share|improve this answer


















                    • 2





                      You can also just use semicolons to separate sed commands: sed -n '2p;4p;6p' file > new

                      – Zanna
                      Nov 11 '18 at 18:53













                    1












                    1








                    1







                    For lines that are not in continuation:



                    sed -n -e 2p -e 4p -e 6p < infile.txt > outfile.txt





                    share|improve this answer













                    For lines that are not in continuation:



                    sed -n -e 2p -e 4p -e 6p < infile.txt > outfile.txt






                    share|improve this answer












                    share|improve this answer



                    share|improve this answer










                    answered Nov 11 '18 at 16:34









                    VeeJayVeeJay

                    1,6031718




                    1,6031718







                    • 2





                      You can also just use semicolons to separate sed commands: sed -n '2p;4p;6p' file > new

                      – Zanna
                      Nov 11 '18 at 18:53












                    • 2





                      You can also just use semicolons to separate sed commands: sed -n '2p;4p;6p' file > new

                      – Zanna
                      Nov 11 '18 at 18:53







                    2




                    2





                    You can also just use semicolons to separate sed commands: sed -n '2p;4p;6p' file > new

                    – Zanna
                    Nov 11 '18 at 18:53





                    You can also just use semicolons to separate sed commands: sed -n '2p;4p;6p' file > new

                    – Zanna
                    Nov 11 '18 at 18:53

















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