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Does using undef as hash values save any memory in Perl?
A Perl idiom for removing duplicate values from an array: @uniq = keys %{{map{$_=>1}@list}} Is it cheaper to use this version:[详细]
2022-12-17 07:02 分类:问答
A Perl idiom for removing duplicate values from an array: @uniq = keys %{{map{$_=>1}@list}} Is it cheaper to use this version:[详细]