Sha256: 7f0085383642102030c7fc04f4cc69df1df8ac8e40c904c9d71f3ce8cb00d3d9
Contents?: true
Size: 308 Bytes
Versions: 10
Compression:
Stored size: 308 Bytes
Contents
module Enumerable
# Generates a hash mapping each unique symbol in the array
# to the absolute frequency it appears.
#
# CREDIT: Brian Schröder
def frequency
#probs = Hash.new(0)
#each do |e|
# probs[e] += 1
#end
#probs
inject(Hash.new(0)){|h,v| h[v]+=1; h}
end
end
Version data entries
10 entries across 10 versions & 1 rubygems