<input type="submit" name="btnFiltro" value="Filtrar" class="btn btn-block btn-primary">
</form>
<table class="table table-hover">
<tr>
<td>Factura</td>
<td>Proveedor</td>
<td>Fecha</td>
<td>Monto</td>
<td>Vehiculo</td>
<td>Tipo de Mantenimiento</td>
</tr>
<?php
if (isset($_POST['btnFiltro'])) {
$reporte = array();
$main = new Mantenimiento();
$reporte = $main->reporte($_POST['txtFecha1'], $_POST['txtFecha2']);
$repVehiculo = new Vehiculo();
for ($x = 0; $x < count($reporte); $x++) {
$tupla = array();
$tupla = $reporte[$x];
$repVehiculo->get($tupla[4]);
?>
<tr>
<td><?php
echo $tupla[0];
?>
</td>
<td><?php
echo $tupla[1];
?>
</td>