<?php
function code($code)
{

    /*
     *code_f0 = PHP open and Close tags
     *code_f1 = command
     * code_f2 = String ""
     * code_f3 = variable
     * code_f4 = Comment
    */

    $uj = $code;
    $uj = str_replace("class","<span class='code_f1'>class</span>",$uj);
    $uj = str_replace("if","<span class='code_f1'>if</span>",$uj);
    $uj = str_replace("for","<span class='code_f1'>for</span>",$uj);
    $uj = str_replace("while","<span class='code_f1'>while</span>",$uj);
    $uj = str_replace("print","<span class='code_f1'>print</span>",$uj);
    $uj = str_replace("do","<span class='code_f1'>do</span>",$uj);
    $uj = str_replace("function","<span class='code_f1'>function</span>",$uj);
    $uj = str_replace("foreach","<span class='code_f1'>foreach</span>",$uj);
    $uj = str_replace("<?php","<span class='code_f0'>".htmlentities("<?php")."</span>",$uj  );
    $uj = str_replace("?>","<span class='code_f0'>".htmlentities("?>")."</span>",$uj);
    $uj = preg_replace("/(\")([a-zA-Z0-9 űáéúőóüöí]*)(\")/e", "'<span class=\'code_f2\'>\"\\2\"</span>'", $uj);
    $uj = preg_replace("/(\Ł)([a-zA-Z0-9]*)/e","'<span class=\"code_f3\">\$\\2 </span>'", $uj);
    $szoveg2 = array();
    $szoveg2 = explode("\n",$uj);
    $i=1;
    foreach($szoveg2 as $kulcs=>$kiir)
    {
         $szoveg2[$kulcs] = preg_replace("/([\/][\/])([a-zA-Z éáűőúöüóí,]*)/e","'<span class=\'code_f4\'>//\\2</span>'",$kiir);
    }

    echo "<table class='code_table' cellpadding='0' cellspacing='0'>";
    foreach($szoveg2 as $kiir)
    {
        if(($i%2)==0)
        {
            print "<tr>";
            print "<td class='one'>".$i."</td>";
            print "<td class='two'><code><pre>".$kiir."</pre></code></td>";
            print "</tr>";
        }
        else
        {
            print "<tr class='code_par'>";
            print "<td class='one'>".$i."</td>";
            print "<td class='two'><code><pre>".$kiir."</pre></code></td>";
            print "</tr>";
        }
        $i++;
    }
    echo "</table>";

}
?>