[[analysis-keep-types-tokenfilter]] === Keep Types Token Filter A token filter of type `keep_types` that only keeps tokens with a token type contained in a predefined set. [float] === Options [horizontal] types:: a list of types to keep [float] === Settings example [source,js] -------------------------------------------------- { "index" : { "analysis" : { "analyzer" : { "my_analyzer" : { "tokenizer" : "standard", "filter" : ["standard", "lowercase", "extract_numbers"] }, }, "filter" : { "extract_numbers" : { "type" : "keep_types", "types" : [ "" ] }, } } } } --------------------------------------------------