Documentation

strings.isDigit() function

strings.isDigit() tests if a single-character string is a digit (0-9).

Function type signature
(v: string) => bool
For more information, see Function type signatures.

Parameters

v

(Required) Single-character string to test.

Examples

Filter by columns with digits as values

import "strings"

data
    |> filter(fn: (r) => strings.isDigit(v: r._value))

View example input and output


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