how to delete particular line and range of line in sed code example
Example 1: bash delete a range of lines from a file
# Basic syntax using sed:
sed 'm,nd' input_file
# Where m is the start line number and n is the end line number inclusive
# Note, add -i to delete the lines in place. E.g.:
sed -i 'm,nd' input_file # This changes the original input_file
Example 2: bash how to delete a specific line from a file
# Basic syntax:
sed 'line#d' input_file
# Where line# is the line you want to delete from the input_file
# Example usage:
input_file contains:
this is
my favorite
line
sed '2d' input_file
--> this is
--> line