const Book = {   price: 32 } const book = Object.create(Book); book.type = ‘Math’; delete book.price; delete book.type; console.log(book.price); console.log(book.type); 执行以上代码后,输出的结果是()-笔试面试资料

这是qklbishe.com第12929 篇笔试面试资料
提供答案分析,通过本文《const Book = {
  price: 32
}
const book = Object.create(Book);
book.type = ‘Math’;
delete book.price;
delete book.type;
console.log(book.price);
console.log(book.type); 执行以上代码后,输出的结果是()-笔试面试资料》可以理解其中的代码原理,这是一篇很好的求职学习资料
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答案:
const Book = {
  price: 32
}
const book = Object.create(Book);
book.type = ‘Math’;
delete book.price;
delete book.type;
console.log(book.price);

console.log(book.type);
执行以上代码后,输出的结果是()
const Book = {     price: 32   }   const book = Object.create(Book);   book.type = 'Math';   delete book.price;   delete book.type;   console.log(book.price);     console.log(book.type);    执行以上代码后,输出的结果是() 区块链毕设学生321085899号
delete运算符只能删除自由属性,不能删除继承属性。
2021-07-09 13:02:44 回复(0)

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qklbishe.com区块链毕设代做网专注|以太坊fabric-计算机|java|毕业设计|代做平台 » const Book = {   price: 32 } const book = Object.create(Book); book.type = ‘Math’; delete book.price; delete book.type; console.log(book.price); console.log(book.type); 执行以上代码后,输出的结果是()-笔试面试资料

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