# Keyword Analyzer（关键词分析器）

`keyword` analyze(关键词分析器)是一个“noop”分析器，它将整个输入字符串作为单个令牌返回。

## 定义

它包括

Tokenizer(分词器)

* [Keyword Tokenizer](https://www.elastic.co/guide/en/elasticsearch/reference/5.2/analysis-keyword-tokenizer.html)

## 实例输出

```
POST _analyze
{
  "analyzer": "keyword",
  "text": "The 2 QUICK Brown-Foxes jumped over the lazy dog's bone."
}
```

输出如下

```
[ The 2 QUICK Brown-Foxes jumped over the lazy dog's bone. ]
```

## 配置

`keyword` analyze(关键字分析器) 不用配置