PHP - Insertar array en una base de datos

<input type="text" name="fecha">

...

<input type="text" name="fecha">

<input type="text" name="fecha[]">

...

<input type="text" name="fecha[]">

$data = $_POST['campo'];

$data = array_filter($data);

// @todo edit below with your own database details

$con = mysqli_connect("localhost","root","alberto2791","condata");

// Check connection

if (mysqli_connect_errno()) {

    echo 'Failed to connect to MySQL: ' . mysqli_connect_error();

    exit();

}

unset($success, $fail);

$i=0;

foreach ($data as $row) {

    // @todo edit your table name and field names below

    $result = mysqli_query( $con,

"INSERT INTO condata.t_mayor (fecha,cod_cuenta,cuenta,deb,hab,saldo,t_bl_inicial_idt_bl_inicial)

        VALUES (

'$row[0]',

'$row[1]',

'$row[2]',

'$row[3]',

'$row[4]',

'$row[5]',

'$row[6]'

)

" );

    // REPLACE INTO when needed

    if($result){

        $success .= sprintf("%s has been entered in database.<br />", $row[0]);

    }else{

        $fail .= sprintf("%s insert failed: %s\n<br />", $row[0], mysqli_error($con));

    }

    $i++;

}

echo '<p>End of script.</p>';

mysqli_close($con);

?>