in reply to Re: '%hash = ()' is slower than 'undef %hash'
in thread '%hash = ()' is slower than 'undef %hash'

Probably determined by whether-or-not garbage collection had been triggered.
  • Comment on Re^2: '%hash = ()' is slower than 'undef %hash'

Replies are listed 'Best First'.
Re^3: '%hash = ()' is slower than 'undef %hash'
by Anonymous Monk on May 19, 2018 at 14:17 UTC
    Perl does reference counting, it's always triggered, sundial
[reply]

In Section Seekers of Perl Wisdom