Store output of sed into a variable

Question

I want to store the second line of my file into a variable  so I am doing this   sed -n  2p  myfile   I wish to store the output of the sed command into a variable named line   What is the correct syntax to do this

User · Accepted Answer

Use command substitution like this   line   sed -n  2p  myfile  echo   line    Also note that there is no space around the   sign

User · Answer

To store the third line into a variable  use below syntax  variable  echo  quot  1 quot    sed  3q d  urfile   To store the changed line into a variable  use below syntax  variable echo  overflow    sed -e  quot s over  quot OVER quot  g quot  output OVERflow

User · Answer

line  sed -n 2p myfile  echo  line

User · Answer

In general   variable   command    or  variable  command    The latter one is the old syntax  prefer   command    Note  variable        means execute the command variable with the first argument    the second

[bash] Store output of sed into a variable

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