ElasticSearch-Attachment highlight search

gistfile1.txt

//Uri
GET /test/person/_search


{
  "fields": [], 
  "query": {
    "match": {
      "file": "天氣"
    }
  },
  "highlight": {
    "fields": {
      "file": {
      }
    }
  }
}

//Result

"hits": {
"total": 11,
"max_score": 0.40382302,
"hits": [
            {
            "_index": "test1",
            "_type": "attachment",
            "_id": "5f2716fc-e6b6-46c0-acd9-9127e0b64f09",
            "_score": 0.40382302,
            "highlight": {
            "file": [
            "你天天<em>氣</em>好 "
            ]
            }
            },

            {
            "_index": "test1",
            "_type": "attachment",
            "_id": "2faa9b1e-cc3d-4214-b90d-e9fef003332d",
            "_score": 0.25268972,
            "highlight": {
            "file": [
            "你天天<em>氣</em>好啊~AA "
            ]
            }
            }

}