Now, take a look at how to access basic and derived data types of arguments.
现在，看看如何访问基本数据类型和派生数据类型的参数。
The anonymous function takes two market data as arguments: a ticker symbol and a price.
匿名函数的参数是两项市场数据：股票代码和价格。
The data types of the arguments determine the data type returned by this operator.
参数的数据类型决定此运算符所返回的数据类型。
The data types of the arguments determine the data type returned by this operator.
参数的数据类型决定此运算符所返回的数据类型。
应用推荐