是指在Typescript中对比两个对象的类型是否相同或兼容的过程。在Typescript中,可以使用不同的方法进行对象类型比较。
const obj1 = { name: "John", age: 25 };
const obj2 = { name: "Jane", age: 30 };
console.log(typeof obj1 === typeof obj2); // 输出:true
class Person {
name: string;
age: number;
}
const obj1 = new Person();
const obj2 = new Person();
console.log(obj1 instanceof Person); // 输出:true
console.log(obj2 instanceof Person); // 输出:true
console.log(obj1 instanceof Object); // 输出:true
console.log(obj2 instanceof Object); // 输出:true
interface Person {
name: string;
age: number;
}
const obj1: Person = { name: "John", age: 25 };
const obj2: Person = { name: "Jane", age: 30 };
console.log(obj1 as Person === obj2 as Person); // 输出:false
Typescript对象类型比较的应用场景包括但不限于:
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