strings.lastIndexAny() function

The strings.lastIndexAny() function returns the index of the last instance of any specified characters in a string. If none of the specified characters are present, the function returns -1.

*Output data type: Integer*

import "strings"
strings.lastIndexAny(v: "chicken", chars: "aeiouy")
// returns 5

Parameters

v

The string value to search.

*Data type: String*

chars

Characters to search for.

*Data type: String*

Examples

Find the last occurrence of characters from a string

import "strings"
data
  |> map(fn: (r) => ({
      r with
      charLastIndex: strings.lastIndexAny(v: r._field, chars: "_-")
    })
  )

Related articles

• strings.indexAny() function
• strings.lastIndex() function