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下载https://github.com/bells/elasticsearch-analysis-dynamic-synonym，mvn编译，github上有详细介绍
'settings' => [
'analysis' => [
'filter' => [
'my_synonym_filter' => [
'type' => 'dynamic_synonym',
// 'synonyms_path' => "analysis/synonym.txt"
'synonyms_path' => "http://127.0.0.1/phpproject/tp5es/synonym.txt",
"interval" => 30
]
],
'analyzer' => [
'my_synonyms' => [
'tokenizer' => 'ik_max_word',
'filter' => [
'lowercase',
'my_synonym_filter'
]
]
]
]
], 'query' => [
'match' => [
'content' => '中美'
]