ition in "str" to begin converting to uppercase end optional ending position in "str" to stop converting to uppercase</p>
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RESULTS</h2>
<p>upper copy of the input string with all characters converted to uppercase over optionally specified range.</p>
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TRIVIA</h2>
<p>The terms "uppercase" and "lowercase" date back to the early days of the mechanical printing press. Individual metal alloy casts of each needed letter, or pun