regexp.replaceAllString() function

Warning! This page documents an earlier version of Flux, which is no longer actively developed. Flux v0.50 is the most recent stable version of Flux.

The regexp.replaceAllString() function replaces all regular expression matches in a string with a specified replacement.

Output data type: String

import "regexp"

regexp.replaceAllString(r: /a(x*)b/, v: "-ab-axxb-", t: "T")

// Returns "-T-T-"

Parameters

r

The regular expression used to search v.

Data type: Regexp

v

The string value to search.

Data type: String

t

The replacement for matches to r.

Data type: String

Examples

Replace regular expression matches in string column values
import "regexp"

data
  |> map(fn: (r) => ({
      r with
      message: r.message,
      updated_message: regexp.replaceAllString(
        r: /cat|bird|ferret/,
        v: r.message,
        t: "dog"
      )
  }))