kund.php

<?php
/**
 * This is free and unencumbered software released into the public domain.
 *
 * Anyone is free to copy, modify, publish, use, compile, sell, or
 * distribute this software, either in source code form or as a compiled
 * binary, for any purpose, commercial or non-commercial, and by any
 * means.
 *
 * In jurisdictions that recognize copyright laws, the author or authors
 * of this software dedicate any and all copyright interest in the
 * software to the public domain. We make this dedication for the benefit
 * of the public at large and to the detriment of our heirs and
 * successors. We intend this dedication to be an overt act of
 * relinquishment in perpetuity of all present and future rights to this
 * software under copyright law.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * For more information, please refer to <http://unlicense.org>
 */

$con = mysqli_connect('localhost', 'root', '');
mysqli_select_db($con, 'kunden');
$res = mysqli_query($con, 'SELECT * FROM kunde');
$num = mysqli_num_rows($res);
echo $num . "<br>";

if ($num > 0)
    echo "Ergebnis:<br>";
else
    echo "keine Ergebnisse!<br>";

while ($data = mysqli_fetch_assoc($res)) {
    echo $data["kundenID"] . ", "
        . $data["name"] . ", "
        . $data["vorname"] . ", "
        . $data["strasse"] . ", "
        . $data["plz"] . ", "
        . $data["ort"] . "<br>";
}
mysqli_close($con);