 #1.
~~~~~
  PHP.
~~~~~
   PHP    <?php   <? ,    ?>. :
<?php
echo "    PHP!";
?>
         :
echo "    PHP!";
  " ".
echo -   ,      .
" - / .    .
    PHP! -      .
" -  .
; -  ,   .  PHP   .
   .   :
<?php
echo "    PHP!";
?>
     "    PHP!".     .php   UTF-8.
~~~~~
  .    - .