Which is the correct way to use the dollar sign?
Which is the correct way to use the dollar sign? The dollar sign ($ or ) is a symbol primarily used to indicate the various units of currency around the world. The symbol can interchangeably have one or two vertical strokes. In common usage, the sign appears to the left of the amount specified, as in $1 (read: one dollar). How to calculate the dollar sign in Bash? "$*" is the IFS expansion of all positional parameters, $1 $2 $3 .... $# is the number of positional parameters. $- current options set for the shell. $$ pid of the current...