opensearch-docs-cn/_data-prepper/pipelines/configuration/processors/split-string.md

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split_string

Overview

Splits a field into an array using a delimiter character. split_string is part of mutate string processors.

Option	Required	Type	Description
entries	Yes	List	List of entries. Valid values are source, delimiter, and delimiter_regex.
source	N/A	N/A	The key to split.
delimiter	No	N/A	The separator character responsible for the split. Cannot be defined at the same time as delimiter_regex. At least delimiter or delimiter_regex must be defined.
delimiter_regex	No	N/A	The regex string responsible for the split. Cannot be defined at the same time as delimiter. At least delimiter or delimiter_regex must be defined.