The second case expression uses a wildcard for the firstName part of Person but matches against the constant string Neward in the lastName part and wildcards against the age part.

第二个case表达式在Person的firstName部分使用了一个通配符，但在lastName 部分使用常量字符串Neward 来匹配，在age 部分使用通配符来匹配。

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In Listing 4, firstname is a string that is specified at runtime.

在清单4中，firstname是一个在运行时指定的字符串。

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The HelloMessageApi class defines a hello_message API method that takes two string parameters, firstname and lastname, and returns a string value. The hello_message_api.rb script is shown below.

HelloMessageApi 类将定义 hello_messageAPI方法，该方法将获取两个字符串参数，名字和姓氏，并返回字符串值。

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The HelloMessageApi class defines a hello_message API method that takes two string parameters, firstname and lastname, and returns a string value. The hello_message_api.rb script is shown below.

HelloMessageApi 类将定义 hello_messageAPI方法，该方法将获取两个字符串参数，名字和姓氏，并返回字符串值。

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