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Re: how do I efficiently remove one hash from another?

by davido (Bishop)
on Nov 27, 2012 at 07:11 UTC ( #1005803=note: print w/ replies, xml ) Need Help??

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  1. or download this
    delete @hash1{ keys %hash2 };
  2. or download this
    delete $hash1{$_} for keys %hash2;

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