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Grimy
Grimy
02:24
err
$x just interpolates the value of the variable $x in Perl
it’s not an optimization
Deadcode
Deadcode
02:35
Can you evaluate a regex string literally so that "$x" will not be treated as a reference to the variable $x?
Wow, apparently even "$^" can be a variable in Perl.
Oh, duh. This very behavior can be used that way. /$x/ where $x="\$x"
Grimy
Grimy
02:57
Or just /$ x/x
Deadcode
Deadcode
What is that syntax?
Deadcode
Deadcode
03:11
Oh, never mind.
Free-spacing mode.

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