复制
1function checkAge(data) {
2  if (data === { age: 18 }) {
3    console.log('You are an adult!')
4  } else if (data == { age: 18 }) {
5    console.log('You are still an adult.')
6  } else {
7    console.log(`Hmm.. You don't have an age I guess`)
8  }
9}
10
11checkAge({ age: 18 })