append line command not working in terminal

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2
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I am trying to append CDPATH automatically in the ~/.bash_profile and I am doing it by using the command



ex -sc 's/$/:/opt/|w|q' ~/.bash_profile


When I run this, the terminal hangs whereas the below command works just fine



ex -sc 's/$/yourText2/|w|q' ~/.bash_profile


What is wrong in the first command?










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    up vote
    2
    down vote

    favorite












    I am trying to append CDPATH automatically in the ~/.bash_profile and I am doing it by using the command



    ex -sc 's/$/:/opt/|w|q' ~/.bash_profile


    When I run this, the terminal hangs whereas the below command works just fine



    ex -sc 's/$/yourText2/|w|q' ~/.bash_profile


    What is wrong in the first command?










    share|improve this question

























      up vote
      2
      down vote

      favorite









      up vote
      2
      down vote

      favorite











      I am trying to append CDPATH automatically in the ~/.bash_profile and I am doing it by using the command



      ex -sc 's/$/:/opt/|w|q' ~/.bash_profile


      When I run this, the terminal hangs whereas the below command works just fine



      ex -sc 's/$/yourText2/|w|q' ~/.bash_profile


      What is wrong in the first command?










      share|improve this question















      I am trying to append CDPATH automatically in the ~/.bash_profile and I am doing it by using the command



      ex -sc 's/$/:/opt/|w|q' ~/.bash_profile


      When I run this, the terminal hangs whereas the below command works just fine



      ex -sc 's/$/yourText2/|w|q' ~/.bash_profile


      What is wrong in the first command?







      command-line scripts






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited Mar 5 at 21:44









      Ali Razmdideh

      3,18011436




      3,18011436










      asked Mar 5 at 21:42









      Sushant

      1813




      1813




















          1 Answer
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          up vote
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          down vote



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          The issue is the unescaped / in your replacement text :/opt



          You must either escape it



          ex -sc 's/$/:/opt/|w|q' file


          or use an alternate separator for the s command



          ex -sc 's@$@:/opt@|w|q' file





          share|improve this answer




















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            1 Answer
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            active

            oldest

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            1 Answer
            1






            active

            oldest

            votes









            active

            oldest

            votes






            active

            oldest

            votes








            up vote
            3
            down vote



            accepted










            The issue is the unescaped / in your replacement text :/opt



            You must either escape it



            ex -sc 's/$/:/opt/|w|q' file


            or use an alternate separator for the s command



            ex -sc 's@$@:/opt@|w|q' file





            share|improve this answer
























              up vote
              3
              down vote



              accepted










              The issue is the unescaped / in your replacement text :/opt



              You must either escape it



              ex -sc 's/$/:/opt/|w|q' file


              or use an alternate separator for the s command



              ex -sc 's@$@:/opt@|w|q' file





              share|improve this answer






















                up vote
                3
                down vote



                accepted







                up vote
                3
                down vote



                accepted






                The issue is the unescaped / in your replacement text :/opt



                You must either escape it



                ex -sc 's/$/:/opt/|w|q' file


                or use an alternate separator for the s command



                ex -sc 's@$@:/opt@|w|q' file





                share|improve this answer












                The issue is the unescaped / in your replacement text :/opt



                You must either escape it



                ex -sc 's/$/:/opt/|w|q' file


                or use an alternate separator for the s command



                ex -sc 's@$@:/opt@|w|q' file






                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Mar 5 at 22:06









                steeldriver

                63.3k1198167




                63.3k1198167



























                     

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