On Tue, 26 Nov 2013 19:12:40 +0400, Andrew Savchenko wrote: > > As I understand it, the $(...) syntax is the preferred way of nesting, > > as opposed to backticks. I think this may be due to backticks > > requiring some special escaping that the $(...) syntax does not > > require. I attempted a brief search for supporting information, but > > didn't find a definitive source to back up my claims :) > > The reason for $(...) being preferred is simple: you can nest > $($($(...))), but you can't nest `...`. Deep nesting is quite useful > indeed.
The other reason is that $(...) is so much more readable. You can nest backticks but the escaping used is such a mess that even Perl programmers would hesitate to use it. -- Neil Bothwick Guillotine operator wanted. Chance to get ahead.
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