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.

source

string

The string whose uppercase copy will be returned.

A copy of the string in its uppercase form.

Exceptions
`TypeError`	If `source` is not a string.

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

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Last updated 2026-07-29 UTC.