Bash Escape Single Quote Sed

Echo foo sed sog f.

Bash escape single quote sed. To single quotes work you need to break out of the single quoted string then escape your single quote. Bash escape quotes quoting is used to disable the special meaning of the special characters. The best way to quote a string in bash is to use the b option in printf. This will handle all special chars.

But when you need to represent those characters then it will require to remove the special meaning of those characters and it is done by quoting the character. There are many shell metacharacters which have specific meanings. Quoting a single quote might look like. Inside a single quoted string see below.

Sed soldnew then slash becomes a special character and you must escape any slashes that appear in either the old or new strings. User root user moi. Escapestrsed read a stream from stdin and escape characters in text that could be interpreted as special characters by sed escapesed sed e sg e sg the backslash can be used to mask every character that has a special meaning to bash. A alert bell b backspace e an escape character f form feed n new line r carriage return t horizontal tab v vertical tab backslash single quote nnn the eight bit character whose value is the octal value nnn one to three digits xhh the eight bit character whose value is the hexadecimal value hh one or two hex digits cx a.

Sed suser rootuser moig because is not inside of single quotes the single quote is properly escaped and the output is as wed expect.