在方法调用中，我试用了与字段接入相同的三种接入变量，并增加了使用无参数方法变量，而不是在方法调用中传递和返回一个值。

For method calls, I tried the same three access variations as for field access, with the added variable of using no-argument methods versus passing and returning a value on the method calls.

youdao

变量是无类型的，所以对象构造方法可能以清单1这样的代码开头。

Variables are untyped, so the object constructor might begin with code shown in Listing 1.

youdao

id 就是一个确保页面上的 ID 独一无二的变量。

The id is a variable to ensure that the ID on the page will be unique.

youdao