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public PDOStatement PDO::query ( string $statement )

public PDOStatement PDO::query ( string $statement , int $PDO::FETCH_COLUMN , int $colno )

public PDOStatement PDO::query ( string $statement , int $PDO::FETCH_CLASS , string $classname , array $ctorargs )

public PDOStatement PDO::query ( string $statement , int $PDO::FETCH_INTO , object $object )

<?php
function getFruit($conn) {
    $sql = 'SELECT name, color, calories FROM fruit ORDER BY name';
    foreach ($conn->query($sql) as $row) {
        print $row['name'] . "\t";
        print $row['color'] . "\t";
        print $row['calories'] . "\n";
    }
}
?>

apple   red     150
banana  yellow  250
kiwi    brown   75
lemon   yellow  25
orange  orange  300
pear    green   150
watermelon      pink    90