对象引用
输出是什么?
function checkAge(data) {
if (data === { age: 18 }) {
console.log('You are an adult!')
} else if (data == { age: 18 }) {
console.log('You are still an adult.')
} else {
console.log(`Hmm.. You don't have an age I guess`)
}
}
checkAge({ age: 18 })
A:
You are an adult!
B:
You are still an adult.
C:
Hmm.. You don't have an age I guess
输出是什么?
let person = { name: "Lydia" };
const members = [person];
person = null;
console.log(members);
A:
null
B:
[null]
C:
[{}]
D:
[{ name: "Lydia" }]
最后更新于
这有帮助吗?