title: Cannot install php 7.2 on Raspbian
body: <p>I cannot install php 7.2 on Raspbian.
  I used the last Raspbian (Release date : 2017-11-29) with a Debian Stretch 9.1 : <a href="https://www.raspberrypi.org/downloads/raspbian/" rel="nofollow noreferrer">https://www.raspberrypi.org/downloads/raspbian/</a></p>
  
  <p>I followed the instructions from <a href="https://www.colinodell.com/blog/2016-12/installing-php-7-1" rel="nofollow noreferrer">https://www.colinodell.com/blog/2016-12/installing-php-7-1</a> :</p>
  
  <pre><code>apt-get install apt-transport-https lsb-release ca-certificates
  wget -O /etc/apt/trusted.gpg.d/php.gpg https://packages.sury.org/php/apt.gpg
  echo "deb https://packages.sury.org/php/ $(lsb_release -sc) main" &gt; /etc/apt/sources.list.d/php.list
  apt-get update
  </code></pre>
  
  <p>But when I try </p>
  
  <pre><code>apt-get install -y php7.2
  </code></pre>
  
  <p>A get the below errors :</p>
  
  <pre><code>root@raspberrypi:/home/pi# apt-get install -y php7.2
  Reading package lists... Done
  Building dependency tree       
  Reading state information... Done
  Some packages could not be installed. This may mean that you have
  requested an impossible situation or if you are using the unstable
  distribution that some required packages have not yet been created
  or been moved out of Incoming.
  The following information may help to resolve the situation:
  
  The following packages have unmet dependencies:
   php7.2 : Depends: libapache2-mod-php7.2 but it is not installable or
                 php7.2-fpm but it is not installable or
                 php7.2-cgi but it is not installable
        Depends: php7.2-common but it is not installable
  E: Unable to correct problems, you have held broken packages.
  </code></pre>
  
  <p>Someone can help me ?
  Thanks a lot</p>