pi@commet:~ $ uname -a🆑
Linux commet 4.9.48-v7+ #1034 SMP Fri Sep 8 14:31:14 BST 2017 armv7l GNU/Linux
pi@commet:~ $

pi@commet:~ $ sudo rpi-update🆑
 *** Raspberry Pi firmware updater by Hexxeh, enhanced by AndrewS and Dom
 *** Performing self-update
 *** Relaunching after update
 *** Raspberry Pi firmware updater by Hexxeh, enhanced by AndrewS and Dom
#############################################################
This update bumps to rpi-4.9.y linux tree
Be aware there could be compatibility issues with some drivers
Discussion here:
https://www.raspberrypi.org/forums/viewtopic.php?f=29&t=167934
##############################################################
 *** Downloading specific firmware revision (this will take a few minutes)
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100   168    0   168    0     0     63      0 --:--:--  0:00:02 --:--:--    63
100 54.0M  100 54.0M    0     0  54291      0  0:17:24  0:17:24 --:--:-- 77806^@
 *** Updating firmware
 *** Updating kernel modules
 *** depmod 4.9.56-v7+
 *** depmod 4.9.56+
 *** Updating VideoCore libraries
 *** Using HardFP libraries
 *** Updating SDK
 *** Running ldconfig
 *** Storing current firmware revision
 *** Deleting downloaded files
 *** Syncing changes to disk
 *** If no errors appeared, your firmware was successfully updated to 
e2d447bcb7a18a59d6a0ce590c75c469ba015f5e
 *** A reboot is needed to activate the new firmware
pi@commet:~ $

pi@commet:~ $ uname -a🆑
Linux commet 4.9.56-v7+ #1044 SMP Fri Oct 13 15:23:13 BST 2017 armv7l GNU/Linux
pi@commet:~ $

pi@commet:~ $ cd /var/www/html🆑
pi@commet:/var/www/html $

pi@commet:/var/www/html $ cat dbconnect.php🆑
<?php
   $link = mysql_connect("localhost", "root", "password")
       or die("Could not connect¥n");
   print ("Connected successfully¥n");
   mysql_close($link);
?>
pi@commet:/var/www/html $

pi@commet:/var/www/html $ php dbconnect.php🆑
Connected successfully
pi@commet:/var/www/html $

pi@commet:~ $ mysql -uroot🆑
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 42
Server version: 5.5.57-0+deb8u1 (Raspbian)

Copyright (c) 2000, 2017, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

mysql>

mysql> quit🆑
Bye
pi@commet:~ $

pi@commet:~ $ which mysqladmin🆑
/usr/bin/mysqladmin
pi@commet:~ $

pi@commet:~ $ /usr/bin/mysqladmin -u root password 'new-password'🆑
pi@commet:~ $

pi@commet:~ $ mysql -uroot🆑
ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO)
pi@commet:~ $

pi@commet:~ $ mysql -uroot -p🆑
Enter password:🆑

Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 45
Server version: 5.5.57-0+deb8u1 (Raspbian)

Copyright (c) 2000, 2017, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

mysql>

root@commet:~# cd /var/www🆑
root@commet:/var/www# ls -la🆑
合計 12
drwxr-xr-x  3 root root 4096  9月 13 01:14 .
drwxr-xr-x 12 root root 4096  9月 13 01:14 ..
drwxr-xr-x  2 root root 4096  9月 13 01:15 html🈁
root@commet:/var/www#

root@commet:/var/www# cd html🆑
root@commet:/var/www/html# ls -la🆑
合計 20
drwxr-xr-x 2 root root  4096  9月 13 01:15 .
drwxr-xr-x 3 root root  4096  9月 13 01:14 ..
-rw-r--r-- 1 root root 10701  9月 13 01:15 index.html🈁
root@commet:/var/www/html#

root@commet:/var/www/html# mv index.html index.html.org🆑
root@commet:/var/www/html# ls -la🆑
合計 20
drwxr-xr-x 2 root root  4096  9月 26 00:59 .
drwxr-xr-x 3 root root  4096  9月 13 01:14 ..
-rw-r--r-- 1 root root 10701  9月 13 01:15 index.html.org🈁
root@commet:/var/www/html# echo Hello > index.html🆑
root@commet:/var/www/html# ls -la🆑
合計 24
drwxr-xr-x 2 root root  4096  9月 26 01:00 .
drwxr-xr-x 3 root root  4096  9月 13 01:14 ..
-rw-r--r-- 1 root root     6  9月 26 01:00 index.html🈁
-rw-r--r-- 1 root root 10701  9月 13 01:15 index.html.org🈁
root@commet:/var/www/html#

root@commet:/var/www/html# cat index.php
<?php
  phpinfo();
?>
root@commet:/var/www/html#

お調べたところ、対象のポケコインがすでに一部使われており、残高が不足しているため、
ポケコインの返金対応はおこなえませんでした。
ご了承ください。

これからもショップにて購入できるアイテム、今後リリースされるアイテム等を
ご利用いただき、Pokémon GOの世界をこれからも楽しんでいただけますと幸いです。