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Function: text.to_upper Stay organized with collections Save and categorize content based on your preferences.

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
TypeError If source is not a string.

Examples

- returnStep:
    return: ${text.to_upper("Hello World")}  # returns "HELLO WORLD"
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Last updated 2026-08-11 UTC.

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