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| Do you know where your variables are? | |
| PerlMonks |
Re: how do I efficiently remove one hash from another?by CountZero (Bishop) |
| on Nov 27, 2012 at 07:05 UTC ( [id://1005802]=note: print w/replies, xml ) | Need Help?? |
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Use a hash slice:
delete @hash1{keys %hash2}; Update: deleted an unmatched ")". Thanks frozenwithjoy. CountZero A program should be light and agile, its subroutines connected like a string of pearls. The spirit and intent of the program should be retained throughout. There should be neither too little or too much, neither needless loops nor useless variables, neither lack of structure nor overwhelming rigidity." - The Tao of Programming, 4.1 - Geoffrey James My blog: Imperial Deltronics
In Section
Seekers of Perl Wisdom
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