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

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[discrete]
[[esql-to_radians]]
=== `TO_RADIANS`
*Syntax*
[source,esql]
----
TO_RADIANS(v)
----
*Parameters*
`v`::
Input value. The input can be a single- or multi-valued column or an expression.
*Description*
Converts a number in {wikipedia}/Degree_(angle)[degrees] to
{wikipedia}/Radian[radians].
*Supported types*
The input type must be of a numeric type and result is always `double`.
*Example*
[source.merge.styled,esql]
----
include::{esql-specs}/floats.csv-spec[tag=to_radians]
----
[%header.monospaced.styled,format=dsv,separator=|]
|===
include::{esql-specs}/floats.csv-spec[tag=to_radians-result]
|===