elasticsearch/docs/reference/esql/functions/trim.asciidoc

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[discrete]
[[esql-trim]]
=== `TRIM`
*Syntax*
[.text-center]
image::esql/functions/signature/trim.svg[Embedded,opts=inline]
*Parameters*
`str`::
String expression. If `null`, the function returns `null`.
*Description*
Removes leading and trailing whitespaces from strings.
*Supported types*
include::types/trim.asciidoc[]
*Example*
[source.merge.styled,esql]
----
include::{esql-specs}/string.csv-spec[tag=trim]
----
[%header.monospaced.styled,format=dsv,separator=|]
|===
include::{esql-specs}/string.csv-spec[tag=trim-result]
|===