43 lines
572 B
Plaintext
43 lines
572 B
Plaintext
struct Foo(T)
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end
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Foo(Int32)
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# ---
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struct Foo
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end
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# struct Bar < Foo
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# end
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# Error in ./struct/struct.cr:10: can't extend non-abstract struct Foo
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abstract struct AbstractFoo
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end
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struct Bar < AbstractFoo
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end
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# ---
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struct Test
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def initialize(@test : String)
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end
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end
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Test.new("foo")
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# ---
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struct User
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property name, age
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def initialize(@name : String, @age : Int32)
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end
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def print
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puts "#{age} - #{name}"
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end
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end
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puts User.new("osman", 3).name
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User.new("ali", 9).print
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# From https://github.com/askn/crystal-by-example/blob/master/struct/struct.cr |