wangdoc/javascript-tutorial

属性描述对象 - 9.3 Object.seal() - Object.defineProperty部分代码,对象名o应该是obj

LiangWanQiang opened this issue · 0 comments

LiangWanQiang commented

属性描述对象 - 9.3 Object.seal() - Object.defineProperty部分代码,对象名o应该是obj

Object.defineProperty(o, 'p', {
  enumerable: false
})
// TypeError: Cannot redefine property: p

应该是

Object.defineProperty(**obj**, 'p', {
  enumerable: false
})
// TypeError: Cannot redefine property: p