good chemistry is complicated, and a little bit messy -LW |
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Re^2: how do I efficiently remove one hash from another?by tobyink (Canon) |
on Nov 27, 2012 at 10:26 UTC ( [id://1005829]=note: print w/replies, xml ) | Need Help?? |
The former compiles to a much smaller op tree than the latter:
On my machine, the slice performs about 20% faster than the loop.
perl -E'sub Monkey::do{say$_,for@_,do{($monkey=[caller(0)]->[3])=~s{::}{ }and$monkey}}"Monkey say"->Monkey::do'
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