With a bit of extra syntax, you can data type your variables for this.

增加一些语法，即可为此确定您的变量的数据类型。

youdao

This syntax works by determining the most specific type common to each argument.

这种语法是通过判断与每个参数最接近的类型来实现的。

youdao

This syntax works by determining the most specific type common to each argument.

这种语法是通过判断与每个参数最接近的类型来实现的。

youdao