hsh.key?(key) â true or false
Instance Public methods
Returns true if the given key is present in hsh.
h = { "a" => 100, "b" => 200 }
h.has_key?("a") #=> true
h.has_key?("z") #=> false
key?
2025-01-10 15:47:30
Returns true if the given key is present in hsh.
h = { "a" => 100, "b" => 200 }
h.has_key?("a") #=> true
h.has_key?("z") #=> false
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