How Do You Escape Special Characters in Unix Shell Script?
Contents Escape Characters. Escape Characters Are Used to Remove the Special Meaning from a Single Character. a Non-Quoted Backslash, , Is Used as an Escape...
Escape characters. Escape characters are used to remove the special meaning from a single character. A non-quoted backslash, , is used as an escape character in Bash. It preserves the literal value of the next character that follows, with the exception of newline.
How do you escape characters in shell script?
Escaping is a method of quoting single characters. The escape () preceding a character tells the shell to interpret that character literally. With certain commands and utilities, such as echo and sed, escaping a character may have the opposite effect – it can toggle on a special meaning for that character.
How do I remove special characters from a UNIX shell script?
Remove CTRL-M characters from a file in UNIX
- The easiest way is probably to use the stream editor sed to remove the ^M characters. Type this command: % sed -e “s/^M//” filename > newfilename. …
- You can also do it in vi: % vi filename. Inside vi [in ESC mode] type: :%s/^M//g. …
- You can also do it inside Emacs.
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