strings.toUpper() function

The strings.toUpper() function converts a string to uppercase.

Output data type: String

import "strings"

strings.toUpper(v: "koala")

// returns "KOALA"



The string value to convert.

Data type: String


Convert all values of a column to upper case
import "strings"

  |> map(fn: (r) => ({ r with envVars: strings.toUpper(v: r.envVars) }))

The difference between toTitle and toUpper

The results of toUpper() and toTitle are often the same, however the difference is visible when using special characters:

str = "dz"

strings.toUpper(v: str) // Returns DZ
strings.toTitle(v: str) // Returns Dz

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