Gsub Processor

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Converts a string field by applying a regular expression and a replacement. If the field is not a string, the processor will throw an exception.

Table 46. Gsub Options

Name	Required	Default	Description
`field`	yes	-	The field to apply the replacement to
`pattern`	yes	-	The pattern to be replaced
`replacement`	yes	-	The string to replace the matching patterns with
`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
`if`	no	-	Conditionally execute this processor.
`on_failure`	no	-	Handle failures for this processor. See Handling Failures in Pipelines.
`ignore_failure`	no	`false`	Ignore failures for this processor. See Handling Failures in Pipelines.
`tag`	no	-	An identifier for this processor. Useful for debugging and metrics.

{
  "gsub": {
    "field": "field1",
    "pattern": "\.",
    "replacement": "-"
  }
}