What will be the output of the following PHP code ?<?phpfunction

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What will be the output of the following PHP code ?

<?php
function uppercase($str)
    {
        echo ucwords($str);
    }
$fun = "uppercase";
$fun("time to do a great job.");
?>

1. Error
2. Time To Do A Great Job.
3. time to do a great job.
4. Nothing
5. None of these

Correct Option: B

The ucwords() function converts the first character of each word in a string to uppercase.