PHP使用elasticSearch进行分词
- 安装最行版本ElasticSearch,推荐使用rpm -ivh安装,下载地址:https://github.com/elastic/elasticsearch/releases 
- 安装方式两种:在线安装、离线安装 - (1)在线安装: 
- cd /usr/share/elasticsearch/ ./bin/elastic-plugin install https://github.com/medcl/elasticsearch-analysis-ik/releases/download/v6.2.4/elasticsearch-analysis-ik-6.2.4.zip 
离线安装:需要用到maven,
        下载ik源码到磁盘,进入目录,
mvn package,
        然后会下载依赖包,生成一个target文件夹,
        进入target/releases文件夹,把打包好的文件移动到plugins文件夹,并unzip解压,
重启elasticsearch服务,
systemctrl status elasticsearch.service
        确认下服务是否成功启动,如有故障进行  排查(点击看看常见错误),
    4.PHP安装composer
5.composer安装
composer reuqire "elasticsearch/elasticsearch" 6.PHP代码调用: $client=ClientBuilder::create()->setHosts(['192.168.32.128'])->build(); $params['index'] = 'index'; $params['body'] = [ // 'analyzer' => 'ik_max_word', 'analyzer' => 'ik_smart', // 'text' => '英雄联盟最强王者' // 'text' => '中华人民共和国国歌' 'text' => 'based index manager for Elasticsearch' ]; $res=$client ->indices()->analyze($params);
        打印结果如下:
array(1) {
  ["tokens"] => array(4) {
    [0] => array(5) {
      ["token"] => string(5) "based"
      ["start_offset"] => int(0)
      ["end_offset"] => int(5)
      ["type"] => string(7) "ENGLISH"
      ["position"] => int(0)
    }
    [1] => array(5) {
      ["token"] => string(5) "index"
      ["start_offset"] => int(6)
      ["end_offset"] => int(11)
      ["type"] => string(7) "ENGLISH"
      ["position"] => int(1)
    }
    [2] => array(5) {
      ["token"] => string(7) "manager"
      ["start_offset"] => int(12)
      ["end_offset"] => int(19)
      ["type"] => string(7) "ENGLISH"
      ["position"] => int(2)
    }
    [3] => array(5) {
      ["token"] => string(13) "elasticsearch"
      ["start_offset"] => int(24)
      ["end_offset"] => int(37)
      ["type"] => string(7) "ENGLISH"
      ["position"] => int(3)
    }
  }
}



