12 lines
358 B
Ruby
12 lines
358 B
Ruby
def example(opts = {})
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# Hash#merge raises TypeError if _opts_ is not a Hash.
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# Nothing checks if _opts_ contains unknown keys.
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defaults = {foo: 0, bar: 1, grill: "pork chops"}
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opts = defaults.merge(opts)
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printf("foo is %s, bar is %s, and grill is %s\n",
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opts[:foo], opts[:bar], opts[:grill])
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end
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example(grill: "lamb kebab", bar: 3.14)
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