Stream Editor - Special Characters


Some of the useful SED special characters are as follows.
NOTE:-address1 and address2 are the starting and the ending addresses respectively.

Command Description
= Command the = command deals with line numbers.
& Command The & command supports the special character &.

Examples


\\Example of = command

$ sed '=' lfc.txt 

1
1) The Shadow of the Wind,  Carlos Ruiz Zafón
2
2) One Hundred Years of Solitude,  Gabriel García Márquez 
3
3) The Little Prince ,  Antoine de Saint
4
4) The Alchemist, Paulo Coelho 

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\\Example of & command

$ sed 's/[[:digit:]]/Book number &/' lfc.txt

Book number 1) The Shadow of the Wind,  Carlos Ruiz Zafón
Book number 2) One Hundred Years of Solitude,  Gabriel García Márquez 
Book number 3) The Little Prince ,  Antoine de Saint
Book number 4) The Alchemist, Paulo Coelho 






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