hsh.size â fixnum
Instance Public methods
Returns the number of key-value pairs in the hash.
h = { "d" => 100, "a" => 200, "v" => 300, "e" => 400 }
h.length #=> 4
h.delete("a") #=> 200
h.length #=> 3
size
2015-04-12 00:50:10
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