Documentation

strings.hasPrefix() function

The strings.hasPrefix() function indicates if a string begins with a specified prefix.

Output data type: Boolean

import "strings"

strings.hasPrefix(v: "go gopher", prefix: "go")

// returns true

Parameters

v

The string value to search.

Data type: String

prefix

The prefix to search for.

Data type: String

Filter based on the presence of a prefix in a column value
import "strings"

data
  |> filter(fn:(r) => strings.hasPrefix(v: r.metric, prefix: "int_" ))

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