Javascript-js or jquery How to quickly query data?

Such as:

var data = [ajax过来的数据]

The front-end user types characters in the input box and JS/JQ quickly matches the data that matches the prefix.
For example, if you type seg, you will quickly match the corresponding data entry that begins with the seg .

*数据是json格式的php数组*类似于SegementFault站内邀请别人答题时候输入框的效果

Reply content:

Such as:

var data = [ajax过来的数据]

The front-end user types characters in the input box and JS/JQ quickly matches the data that matches the prefix.
For example, if you type seg, you will quickly match the corresponding data entry that begins with the seg .

*数据是json格式的php数组*类似于SegementFault站内邀请别人答题时候输入框的效果

First one, AutoComplete.
http://jqueryui.com/autocomplete/

This should be able to meet your requirements.
The demo on the homepage is the same as what you mean.

Alternative options:
Http://ivaynberg.github.io/select2/index.html

AutoComplete

jQueryUI's AutoComplete

Typeahead.js

