Js traversal key-Value Pair form object or Map form method, jsmap

Js traversal key-Value Pair form object or Map form method, jsmap

Recently, ajax is used to return a map object in the project. How can I traverse this map object? I checked a lot on the Internet and found few useful items. I finally remembered an object in the form of key = Value. I thought this method should also be applicable to map. So I tried and succeeded! Record it for future use.

How to Traverse key = value key-value pairs in JS, object data (can also be in map form ).

For (var key in changes) {// traverses key-value pairs by traversing object attributes to obtain the key, and then obtains the corresponding value name = key through object [key; value = changes [key];}

The above method of traversing the key-Value Pair form object or Map form in Js is all the content shared by Alibaba Cloud. I hope you can give us a reference and support for the customer's house.