问题:覆盖"this"变量问题或如何调用成员函数?
答案:覆盖"this"变量问题是指将变量赋值给同一个对象,但传递不同的引用。为了解决此问题,可以使用解构赋值运算符。对于如何调用成员函数,可以在对象实例化后使用点符号运算符(.)来调用成员函数。例如:
class MyClass {
constructor(message) {
this.message = message;
}
getMessage() {
return this.message;
}
}
const myObject = new MyClass('Hello, World!');
console.log(myObject.getMessage()); // 输出 "Hello, World!"
console.log(myObject.this.message); // 输出 "Hello, World!"
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