Greg Wooledge <g...@wooledge.org> writes: >> You need to escape one of the types of quotes. Double quotes is >> generally simpler: >> >> $ x="foo \"foo\" and 'bar' content" >> $ echo "$x" >> foo "foo" and 'bar' content > > Only in this restricted case. Using double quotes as the outer layer > means you have to backslash-escape *lots* of other characters inside > the payload: double quotes, dollar signs, backticks, and backslashes > at the very minimum.
My understanding is that the double-quote method is traditional, having been around for decades. Though that works uniformly only in scripts, where history expansion is off by default. But it's well-known that the characters you need to quote inside double quotes are *exactly* double quotes, dollar signs, backticks, and backslashes. Dale
