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PHP For Loops

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  1. What will be the output of the following PHP code ?
    <?php
    $num;
    for ($num = -4; $num < -6; ++$num)
    {
        print ++$num;
    }
    ?>
    1. Nothing
    2. -4
    3. -6
    4. Error
    5. None of these
Correct Option: A

The loop is not even entered as num is initially 0.


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