sed - 20 examples to remove / delete characters from a file

In this article of sed series, we will see the examples of how to remove or delete characters from a file. The syntax of sed command replacement is:

$ sed 's/find/replace/' file

 This sed command finds the pattern and replaces with another pattern. When the replace is left empty, the pattern/element found gets deleted.

Let us consider a sample file as below:

$ cat file
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