A hash cannot be sorted, as its keys have no order. You need to generate your list from the hash, then sort that list. This is a FAQ. Please (again!) read perlfaq4, this time on How do I sort a hash (optionally by value instead of key)?.

In reply to Re^3: sorting hash by a certain value (that it is in an array) by Corion
in thread sorting hash by a certain value (that it is in an array) by gooyava

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