bindingã¨instance_eval - @m_seki ã®ERBã§â€¥ã‚’èªã‚“ã§ã€Structã ã¨ã©ã†ã ã‚ã£ã¦è©¦ã—ã¦ã„ã¦ã¯ã¾ã£ãŸã€‚ require 'erb' Foo = Struct.new(:foo, :bar) class Foo def env binding end end foo = Foo.new('foo', 'bar') p ERB.new('<%= foo %> and <%= bar %>').result(foo.env) よã—よã—。 "foo and bar"envメソッドãªãã—ã¦ã¿ã‚ˆã†ã€‚ require 'erb' Foo = Struct.new(:foo, :bar) foo = Foo.new('foo', 'bar') p ERB.new('<%= foo %> and <%= bar %>').result(foo.instance_eval{binding}) ã¨ã»ã»ã€fooãŒâ€¥ã€‚ "#<struct Foo
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