params = {:a => "a", :b => "thisisb", :c => "c", :d => "thiswasb", :e => "34" }
foo params.select{|k| [:a, :b, :c].include?(k)}

Ruby On Passing hashed arguments

by Sam Warmuth, May 28, 2010 05:47

I'm surprised no one used s...

params = {:a => "a", :b => "thisisb", :c => "c", :d => "thiswasb", :e => "34" }

foo(params.select{|k| (:a..:c).include?(k)})

params = {:a => "a", :b => "thisisb", :c => "c", :d => "thiswasb", :e => "34" }
save = [:a, :b, :c]

...