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Special Characters

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What makes a character special? If it has a meaning beyond its literal meaning, a meta-meaning, then we refer to it as a special character. Along with commands and keywords, special characters are building blocks of Bash scripts. Special Characters Found In Scripts and Elsewhere Comments. Lines beginning with a # (with the exception of #!) are comments and will not be executed. # This line is a comment. Comments may also occur following the end of a command. echo "A comment will follow." # Comment here. # ^ Note whitespace before # Comments may also follow whitespace at the beginning of a line. # A tab precedes this comment. Comments may even be embedded within a pipe. initial=( `cat "$startfile" | sed -e '/#/d' | tr -d '\n' |\ # Delete lines containing '#' comment character. sed -e 's/\./\. /g' -e 's/_/_ /g'` ) # Excerpted from life.sh script A command may not follow a comment on the same line. There is no method of terminating the comment, i

Special Characters Advanced Bash-Scripting Guide: Prev Next Chapter 3. Special Characters What makes a character special ? If it has a meaning beyond its literal meaning , a meta-meaning , then we refer to it as a special character . Along with commands and keywords , special characters are building blocks of Bash scripts. Special Characters Found In Scripts and Elsewhere # Comments. Lines beginning with a # (with the exception of #! ) are comments and will not be executed. # This line is a comment. Comments may also occur following the end of a command. echo "A comment will follow." # Comment

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