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<?php echo "Original Code\n"; $count = 3; if ($count ?? 1 > 2) { echo "Yes!!\n"; } else { echo "No!!!!\n"; } if ($count ?? null === null) { echo "Noooo!!!\n"; } else { echo "Yes!!\n"; } if ($count ?? null >= 3) { echo "Yes!!\n"; } else { echo "No!!!!\n"; } if ($count ?? null == null) { echo "Noooo!!!\n"; } else { echo "Yes!!\n"; } $count = false; if ($count ?? true === true) { echo "Noooo!!!!\n"; } else { echo "Yes!!\n"; } $count = 3; if ($count ?? true === true) { echo "Noooo!!!!\n"; } else { echo "Yes!!\n"; } if ($count ?? true === true) { echo "Noooo!!!!\n"; } else { echo "Yes!!\n"; } echo "\nCorrect code\n"; $count = 3; if (($count ?? 1) > 2) { echo "Yes!!\n"; } else { echo "No!!!!\n"; } if (($count ?? null) === null) { echo "Noooo!!!\n"; } else { echo "Yes!!\n"; } if (($count ?? null) >= 3) { echo "Yes!!\n"; } else { echo "No!!!!\n"; } if (($count ?? null) == null) { echo "Noooo!!!\n"; } else { echo "Yes!!\n"; } $count = false; if (($count ?? true) === true) { echo "Noooo!!!!\n"; } else { echo "Yes!!\n"; } $count = 3; if (($count ?? true) === true) { echo "Noooo!!!!\n"; } else { echo "Yes!!\n"; } if (($count ?? true) === true) { echo "Noooo!!!!\n"; } else { echo "Yes!!\n"; }

This is an error 500

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