It then calls the friend function spacefriend and passes the class object address as its argument, and calls the template function, beginning with integer types and then floating data types.
然后，调用友元函数spacefriend并将类对象的地址作为其参数传递。然后调用template函数，先使用整数类型，然后使用浮点数据类型。
If you need another data type such as integer, floating point, or Boolean value, you will have to parse the string using the appropriate wrapper class.
如果需要其他的数据类型，比如说整数、浮点数或者布尔值，必须使用相应的包装器类来解析字符串。
In Listing 2, I reopen the Numeric class (which handles both fixed and floating-point Numbers) to add the gram and pound methods.
在清单2中，我重新打开了numeric类(其处理固定和浮点数字)以便添加gram和pound方法。
There are some root causes for the floating population in the early years of the Qing dynasty. They are the annexation of land by the landlord class, famine and the ravages of war.
清初流民潮有着深刻的社会根源，即地主阶级兼并土地、灾荒饥馑与兵燹。
There are some root causes for the floating population in the early years of the Qing dynasty. They are the annexation of land by the landlord class, famine and the ravages of war.
清初流民潮有着深刻的社会根源，即地主阶级兼并土地、灾荒饥馑与兵燹。
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