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即使曾经看完阮一峰老师的《ES6入门》,我也不懂这到底干嘛用的?主要是阮老师给的示例让我懵逼了,对于当时菜鸡的我来说有点看不大懂,而且也没什么太强烈的上进心,毕竟我很懒,加上从没用过,就一直迷迷糊糊得过且过了。。。
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Reflection
Reflect对象
new
Reflect.apply ( target, thisArgument, argumentsList )
Reflect.construct ( target, argumentsList [ , newTarget ] )
Reflect.defineProperty ( target, propertyKey, attributes )
Reflect.deleteProperty ( target, propertyKey )
Reflect.get ( target, propertyKey [ , receiver ] )
Reflect.getOwnPropertyDescriptor ( target, propertyKey )
Reflect.getPrototypeOf ( target )
Reflect.has ( target, propertyKey )
Reflect.isExtensible ( target )
Reflect.ownKeys ( target )
Reflect.preventExtensions ( target )
相似
Reflect.set ( target, propertyKey, V [ , receiver ] )
Reflect.setPrototypeOf ( target, proto )
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,抛 TypeError 异常The text was updated successfully, but these errors were encountered: