This answer would be an appropriate answer for e.g. quoting - How to use a special character as a normal one in Unix shells? - Unix & Linux Stack Exchange , but not this question where the "string to be escaped" is the output of a command, not hard coded.. I need a Bash command that will convert a string to something that is escaped. Here's an example: echo "hello\world" | escape | someprog Where the escape command makes "hello\world" into "hello\\\world". Then, someprog can use "hello\\world" as it expects. Of course, this is a simplified example of what I will really be doing.
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Escape Character (Bash Reference Manual) 3.1.2.1 Escape Character ¶ A non-quoted backslash ' \ ' is the Bash escape character. It preserves the literal value of the next character that follows, removing any special meaning it has, with the exception of newline. If a \newline pair appears, and the backslash itself is not quoted, the \newline is treated as a line continuation (that is, it.. In a shell, the most common way to escape special characters is to use a backslash before the characters. These special characters include characters like ?, +, $, !, and [.
