You're right..it doesn't matter much. And sometimes performance even gets worse with command substitution (because of the way it's compiled).strikelight wrote:From my tests, variable substitutions seem to be on exact par with command substitutions.
You mean when you take advantage of the fact that some commands both alter a variable and return the new value? ...That pretty much goes without saying (one less substitution to perform)strikelight wrote:(except for those command substitutions which also involve variable substitutions at the same time, of course)