29 lines
918 B
Plaintext
29 lines
918 B
Plaintext
[[lowercase-processor]]
|
|
=== Lowercase processor
|
|
++++
|
|
<titleabbrev>Lowercase</titleabbrev>
|
|
++++
|
|
|
|
Converts a string to its lowercase equivalent. If the field is an array of strings, all members of the array will be converted.
|
|
|
|
[[lowercase-options]]
|
|
.Lowercase Options
|
|
[options="header"]
|
|
|======
|
|
| Name | Required | Default | Description
|
|
| `field` | yes | - | The field to make lowercase
|
|
| `target_field` | no | `field` | The field to assign the converted value to, by default `field` is updated in-place
|
|
| `ignore_missing` | no | `false` | If `true` and `field` does not exist or is `null`, the processor quietly exits without modifying the document
|
|
include::common-options.asciidoc[]
|
|
|======
|
|
|
|
[source,js]
|
|
--------------------------------------------------
|
|
{
|
|
"lowercase": {
|
|
"field": "foo"
|
|
}
|
|
}
|
|
--------------------------------------------------
|
|
// NOTCONSOLE
|