Function: text.to_upper

Returns a string with all Unicode letters mapped to their uppercase.

Arguments

Arguments
source

string

The string whose uppercase copy will be returned.

Returns

A copy of the string in its uppercase form.

Raised exceptions

Exceptions
TypeErrorIfsource is not a string.

Examples

-returnStep:return:${text.to_upper("Hello World")}# returns "HELLO WORLD"

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Last updated 2026-02-19 UTC.