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Re^3: Building ARRAY with grep expression NOT working

by GrandFather (Sage)
on Apr 01, 2020 at 07:29 UTC ( #11114883=note: print w/replies, xml ) Need Help??


in reply to Re^2: Building ARRAY with grep expression NOT working
in thread Building ARRAY with grep expression NOT working

open ... or ...

is Perl idiom and completely acceptable.

... and ...;

in place of

... if ...;

is a sneaky use of a logical operator and short circuit evaluation that is more appropriate to golf than production code.

I realise that eyes adapt over time, but explaining to a neophyte how and provides conditional code needs a lot more prose than explaining as postfix if.

Optimising for fewest key strokes only makes sense transmitting to Pluto or beyond

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